[INFO] cloning repository https://github.com/ddfreyne/d-mark-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ddfreyne/d-mark-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fddfreyne%2Fd-mark-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fddfreyne%2Fd-mark-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f824101732c8764a071e4ba47e58bd6bfade594a
[INFO] testing ddfreyne/d-mark-rust against beta-2020-10-09 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fddfreyne%2Fd-mark-rust" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ddfreyne/d-mark-rust on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ddfreyne/d-mark-rust
[INFO] finished tweaking git repo https://github.com/ddfreyne/d-mark-rust
[INFO] tweaked toml for git repo https://github.com/ddfreyne/d-mark-rust written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/ddfreyne/d-mark-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d1c2ad256a45e26705b9d556c52ea3a70a0feb193ac5ac206918e7a81257d77e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d1c2ad256a45e26705b9d556c52ea3a70a0feb193ac5ac206918e7a81257d77e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d1c2ad256a45e26705b9d556c52ea3a70a0feb193ac5ac206918e7a81257d77e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1c2ad256a45e26705b9d556c52ea3a70a0feb193ac5ac206918e7a81257d77e", kill_on_drop: false }`
[INFO] [stdout] d1c2ad256a45e26705b9d556c52ea3a70a0feb193ac5ac206918e7a81257d77e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2f0d3bf6976aaef4cdfdbc6d0cab5d5676b08fd6330f7e99c5eaf99cd2d18422
[INFO] running `Command { std: "docker" "start" "-a" "2f0d3bf6976aaef4cdfdbc6d0cab5d5676b08fd6330f7e99c5eaf99cd2d18422", kill_on_drop: false }`
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling d-mark v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/parser.rs:230:16
[INFO] [stdout]     |
[INFO] [stdout] 230 |             'a'...'z' | 'A'...'Z' => true,
[INFO] [stdout]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/parser.rs:230:28
[INFO] [stdout]     |
[INFO] [stdout] 230 |             'a'...'z' | 'A'...'Z' => true,
[INFO] [stdout]     |                            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/parser.rs:237:16
[INFO] [stdout]     |
[INFO] [stdout] 237 |             'a'...'z' | 'A'...'Z' | '-' | '_' | '0'...'9' => true,
[INFO] [stdout]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/parser.rs:237:28
[INFO] [stdout]     |
[INFO] [stdout] 237 |             'a'...'z' | 'A'...'Z' | '-' | '_' | '0'...'9' => true,
[INFO] [stdout]     |                            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/parser.rs:237:52
[INFO] [stdout]     |
[INFO] [stdout] 237 |             'a'...'z' | 'A'...'Z' | '-' | '_' | '0'...'9' => true,
[INFO] [stdout]     |                                                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/parser.rs:175:21
[INFO] [stdout]     |
[INFO] [stdout] 175 |                 let mut line0;
[INFO] [stdout]     |                     ----^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/parser.rs:176:21
[INFO] [stdout]     |
[INFO] [stdout] 176 |                 let mut line1;
[INFO] [stdout]     |                     ----^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/parser.rs:81:9
[INFO] [stdout]    |
[INFO] [stdout] 81 | /         write!(
[INFO] [stdout] 82 | |             f,
[INFO] [stdout] 83 | |             "parse error at line {}, column {}: #{:?}\n\n",
[INFO] [stdout] 84 | |             self.pos.line_nr, self.pos.col_nr, self.error,
[INFO] [stdout] 85 | |         );
[INFO] [stdout]    | |__________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/parser.rs:88:13
[INFO] [stdout]    |
[INFO] [stdout] 88 |             write!(f, "{}\n", line);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/parser.rs:91:9
[INFO] [stdout]    |
[INFO] [stdout] 91 |         write!(f, "{}\n", self.line1.unwrap_or(""));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.07s
[INFO] running `Command { std: "docker" "inspect" "2f0d3bf6976aaef4cdfdbc6d0cab5d5676b08fd6330f7e99c5eaf99cd2d18422", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f0d3bf6976aaef4cdfdbc6d0cab5d5676b08fd6330f7e99c5eaf99cd2d18422", kill_on_drop: false }`
[INFO] [stdout] 2f0d3bf6976aaef4cdfdbc6d0cab5d5676b08fd6330f7e99c5eaf99cd2d18422
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4dea76a5d792df4e3d7a3ad75b763d427bbcdf9d131c15e360af91bc23f3be51
[INFO] running `Command { std: "docker" "start" "-a" "4dea76a5d792df4e3d7a3ad75b763d427bbcdf9d131c15e360af91bc23f3be51", kill_on_drop: false }`
[INFO] [stderr]    Compiling d-mark v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/parser.rs:230:16
[INFO] [stdout]     |
[INFO] [stdout] 230 |             'a'...'z' | 'A'...'Z' => true,
[INFO] [stdout]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/parser.rs:230:28
[INFO] [stdout]     |
[INFO] [stdout] 230 |             'a'...'z' | 'A'...'Z' => true,
[INFO] [stdout]     |                            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/parser.rs:237:16
[INFO] [stdout]     |
[INFO] [stdout] 237 |             'a'...'z' | 'A'...'Z' | '-' | '_' | '0'...'9' => true,
[INFO] [stdout]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/parser.rs:237:28
[INFO] [stdout]     |
[INFO] [stdout] 237 |             'a'...'z' | 'A'...'Z' | '-' | '_' | '0'...'9' => true,
[INFO] [stdout]     |                            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/parser.rs:237:52
[INFO] [stdout]     |
[INFO] [stdout] 237 |             'a'...'z' | 'A'...'Z' | '-' | '_' | '0'...'9' => true,
[INFO] [stdout]     |                                                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/parser.rs:175:21
[INFO] [stdout]     |
[INFO] [stdout] 175 |                 let mut line0;
[INFO] [stdout]     |                     ----^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/parser.rs:176:21
[INFO] [stdout]     |
[INFO] [stdout] 176 |                 let mut line1;
[INFO] [stdout]     |                     ----^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/parser.rs:81:9
[INFO] [stdout]    |
[INFO] [stdout] 81 | /         write!(
[INFO] [stdout] 82 | |             f,
[INFO] [stdout] 83 | |             "parse error at line {}, column {}: #{:?}\n\n",
[INFO] [stdout] 84 | |             self.pos.line_nr, self.pos.col_nr, self.error,
[INFO] [stdout] 85 | |         );
[INFO] [stdout]    | |__________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/parser.rs:88:13
[INFO] [stdout]    |
[INFO] [stdout] 88 |             write!(f, "{}\n", line);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/parser.rs:91:9
[INFO] [stdout]    |
[INFO] [stdout] 91 |         write!(f, "{}\n", self.line1.unwrap_or(""));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/parser.rs:230:16
[INFO] [stdout]     |
[INFO] [stdout] 230 |             'a'...'z' | 'A'...'Z' => true,
[INFO] [stdout]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/parser.rs:230:28
[INFO] [stdout]     |
[INFO] [stdout] 230 |             'a'...'z' | 'A'...'Z' => true,
[INFO] [stdout]     |                            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/parser.rs:237:16
[INFO] [stdout]     |
[INFO] [stdout] 237 |             'a'...'z' | 'A'...'Z' | '-' | '_' | '0'...'9' => true,
[INFO] [stdout]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/parser.rs:237:28
[INFO] [stdout]     |
[INFO] [stdout] 237 |             'a'...'z' | 'A'...'Z' | '-' | '_' | '0'...'9' => true,
[INFO] [stdout]     |                            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/parser.rs:237:52
[INFO] [stdout]     |
[INFO] [stdout] 237 |             'a'...'z' | 'A'...'Z' | '-' | '_' | '0'...'9' => true,
[INFO] [stdout]     |                                                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/parser.rs:175:21
[INFO] [stdout]     |
[INFO] [stdout] 175 |                 let mut line0;
[INFO] [stdout]     |                     ----^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/parser.rs:176:21
[INFO] [stdout]     |
[INFO] [stdout] 176 |                 let mut line1;
[INFO] [stdout]     |                     ----^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/parser.rs:81:9
[INFO] [stdout]    |
[INFO] [stdout] 81 | /         write!(
[INFO] [stdout] 82 | |             f,
[INFO] [stdout] 83 | |             "parse error at line {}, column {}: #{:?}\n\n",
[INFO] [stdout] 84 | |             self.pos.line_nr, self.pos.col_nr, self.error,
[INFO] [stdout] 85 | |         );
[INFO] [stdout]    | |__________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/parser.rs:88:13
[INFO] [stdout]    |
[INFO] [stdout] 88 |             write!(f, "{}\n", line);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/parser.rs:91:9
[INFO] [stdout]    |
[INFO] [stdout] 91 |         write!(f, "{}\n", self.line1.unwrap_or(""));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.14s
[INFO] running `Command { std: "docker" "inspect" "4dea76a5d792df4e3d7a3ad75b763d427bbcdf9d131c15e360af91bc23f3be51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dea76a5d792df4e3d7a3ad75b763d427bbcdf9d131c15e360af91bc23f3be51", kill_on_drop: false }`
[INFO] [stdout] 4dea76a5d792df4e3d7a3ad75b763d427bbcdf9d131c15e360af91bc23f3be51
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d49f2e09dc5d2eb524fb88da8318ac873b3826a8ddd4bba48559d163f441ab78
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d49f2e09dc5d2eb524fb88da8318ac873b3826a8ddd4bba48559d163f441ab78", kill_on_drop: false }`
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/parser.rs:230:16
[INFO] [stderr]     |
[INFO] [stderr] 230 |             'a'...'z' | 'A'...'Z' => true,
[INFO] [stderr]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/parser.rs:230:28
[INFO] [stderr]     |
[INFO] [stderr] 230 |             'a'...'z' | 'A'...'Z' => true,
[INFO] [stderr]     |                            ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/parser.rs:237:16
[INFO] [stderr]     |
[INFO] [stderr] 237 |             'a'...'z' | 'A'...'Z' | '-' | '_' | '0'...'9' => true,
[INFO] [stderr]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/parser.rs:237:28
[INFO] [stderr]     |
[INFO] [stderr] 237 |             'a'...'z' | 'A'...'Z' | '-' | '_' | '0'...'9' => true,
[INFO] [stderr]     |                            ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/parser.rs:237:52
[INFO] [stderr]     |
[INFO] [stderr] 237 |             'a'...'z' | 'A'...'Z' | '-' | '_' | '0'...'9' => true,
[INFO] [stderr]     |                                                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:175:21
[INFO] [stderr]     |
[INFO] [stderr] 175 |                 let mut line0;
[INFO] [stderr]     |                     ----^^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:176:21
[INFO] [stderr]     |
[INFO] [stderr] 176 |                 let mut line1;
[INFO] [stderr]     |                     ----^^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/parser.rs:81:9
[INFO] [stderr]    |
[INFO] [stderr] 81 | /         write!(
[INFO] [stderr] 82 | |             f,
[INFO] [stderr] 83 | |             "parse error at line {}, column {}: #{:?}\n\n",
[INFO] [stderr] 84 | |             self.pos.line_nr, self.pos.col_nr, self.error,
[INFO] [stderr] 85 | |         );
[INFO] [stderr]    | |__________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/parser.rs:88:13
[INFO] [stderr]    |
[INFO] [stderr] 88 |             write!(f, "{}\n", line);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/parser.rs:91:9
[INFO] [stderr]    |
[INFO] [stderr] 91 |         write!(f, "{}\n", self.line1.unwrap_or(""));
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 10 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/parser.rs:230:16
[INFO] [stderr]     |
[INFO] [stderr] 230 |             'a'...'z' | 'A'...'Z' => true,
[INFO] [stderr]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/parser.rs:230:28
[INFO] [stderr]     |
[INFO] [stderr] 230 |             'a'...'z' | 'A'...'Z' => true,
[INFO] [stderr]     |                            ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/parser.rs:237:16
[INFO] [stderr]     |
[INFO] [stderr] 237 |             'a'...'z' | 'A'...'Z' | '-' | '_' | '0'...'9' => true,
[INFO] [stderr]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/parser.rs:237:28
[INFO] [stderr]     |
[INFO] [stderr] 237 |             'a'...'z' | 'A'...'Z' | '-' | '_' | '0'...'9' => true,
[INFO] [stderr]     |                            ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/parser.rs:237:52
[INFO] [stderr]     |
[INFO] [stderr] 237 |             'a'...'z' | 'A'...'Z' | '-' | '_' | '0'...'9' => true,
[INFO] [stderr]     |                                                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:175:21
[INFO] [stderr]     |
[INFO] [stderr] 175 |                 let mut line0;
[INFO] [stderr]     |                     ----^^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:176:21
[INFO] [stderr]     |
[INFO] [stderr] 176 |                 let mut line1;
[INFO] [stderr]     |                     ----^^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/parser.rs:81:9
[INFO] [stderr]    |
[INFO] [stderr] 81 | /         write!(
[INFO] [stderr] 82 | |             f,
[INFO] [stderr] 83 | |             "parse error at line {}, column {}: #{:?}\n\n",
[INFO] [stderr] 84 | |             self.pos.line_nr, self.pos.col_nr, self.error,
[INFO] [stderr] 85 | |         );
[INFO] [stderr]    | |__________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/parser.rs:88:13
[INFO] [stderr]    |
[INFO] [stderr] 88 |             write!(f, "{}\n", line);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/parser.rs:91:9
[INFO] [stderr]    |
[INFO] [stderr] 91 |         write!(f, "{}\n", self.line1.unwrap_or(""));
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 10 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/d_mark-297564f9fdad5416
[INFO] [stdout] 
[INFO] [stdout] running 68 tests
[INFO] [stdout] test parser::tests::parse_block_one_el_attr_key_with_uppercase ... ok
[INFO] [stdout] test parser::tests::parse_block_one_el_attr_key_starts_with_underscore ... ok
[INFO] [stdout] test parser::tests::parse_block_one_el_attr_key_with_dash ... ok
[INFO] [stdout] test parser::tests::parse_block_empty ... ok
[INFO] [stdout] test parser::tests::parse_block_one_el_attr_early_eof ... ok
[INFO] [stdout] test parser::tests::parse_block_one_el_attr_early_eof_escape ... ok
[INFO] [stdout] test parser::tests::parse_block_one_el_attrs_escaped ... ok
[INFO] [stdout] test parser::tests::parse_block_one_el_attr_simple ... ok
[INFO] [stdout] test parser::tests::parse_block_one_el_attrs_simple ... ok
[INFO] [stdout] test parser::tests::parse_block_one_el_attrs_without_value ... ok
[INFO] [stdout] test parser::tests::parse_block_one_el_continued_content4 ... ok
[INFO] [stdout] test parser::tests::parse_block_one_el_continued_content5 ... ok
[INFO] [stdout] test parser::tests::parse_block_one_el_continued_content_hash_but_no_block ... ok
[INFO] [stdout] test parser::tests::parse_block_one_el_attr_key_starts_with_num ... ok
[INFO] [stdout] test parser::tests::parse_block_one_el_continued_content3 ... ok
[INFO] [stdout] test parser::tests::parse_block_one_el_continued_content1 ... ok
[INFO] [stdout] test parser::tests::parse_block_one_el_garbage_at_eol ... ok
[INFO] [stdout] test parser::tests::parse_block_one_el_attr_key_starts_with_dash ... ok
[INFO] [stdout] test parser::tests::parse_block_one_el_continued_content2 ... ok
[INFO] [stdout] test parser::tests::parse_block_one_el_attr_empty ... ok
[INFO] [stdout] test parser::tests::parse_block_one_el_continued_content_nested ... ok
[INFO] [stdout] test parser::tests::parse_block_one_el_attr_value_has_unescaped_percent ... ok
[INFO] [stdout] test parser::tests::parse_block_one_el_name_with_underscore ... ok
[INFO] [stdout] test parser::tests::parse_block_one_el_attr_key_with_underscore ... ok
[INFO] [stdout] test parser::tests::parse_block_one_el_name_with_dash ... ok
[INFO] [stdout] test parser::tests::parse_block_one_el_early_eof_escape ... ok
[INFO] [stdout] test parser::tests::parse_block_one_el_attr_without_value ... ok
[INFO] [stdout] test parser::tests::parse_block_one_el_attr_key_with_number ... ok
[INFO] [stdout] test parser::tests::parse_block_one_el_name_with_uppercase ... ok
[INFO] [stdout] test parser::tests::parse_block_one_el_unexpected_rbrace ... ok
[INFO] [stdout] test parser::tests::parse_block_one_el_without_space ... ok
[INFO] [stdout] test parser::tests::parse_block_one_el_nested1 ... ok
[INFO] [stdout] test parser::tests::parse_block_one_el_with_string_with_escaped_percent ... ok
[INFO] [stdout] test parser::tests::parse_block_two_els_simple ... ok
[INFO] [stdout] test parser::tests::parse_block_two_els_continued ... ok
[INFO] [stdout] test parser::tests::parse_inline_attr_early_eof ... ok
[INFO] [stdout] test parser::tests::parse_inline_attr_escape_comma ... ok
[INFO] [stdout] test parser::tests::parse_inline_attr_escape_eof ... ok
[INFO] [stdout] test parser::tests::parse_inline_attr_empty ... ok
[INFO] [stdout] test parser::tests::parse_block_one_el_nested2 ... ok
[INFO] [stdout] test parser::tests::parse_inline_attr_escape_eol ... ok
[INFO] [stdout] test parser::tests::parse_block_one_el_with_string ... ok
[INFO] [stdout] test parser::tests::parse_inline_attr_escape_other ... ok
[INFO] [stdout] test parser::tests::parse_block_one_el_with_string_with_escaped_rbrace ... ok
[INFO] [stdout] test parser::tests::parse_block_one_empty_el ... ok
[INFO] [stdout] test parser::tests::parse_inline_attr_escape_percentage ... ok
[INFO] [stdout] test parser::tests::parse_block_one_empty_el_with_space ... ok
[INFO] [stdout] test parser::tests::parse_inline_attr_escape_rbracket ... ok
[INFO] [stdout] test parser::tests::parse_inline_attr_early_eol ... ok
[INFO] [stdout] test parser::tests::parse_inline_attr_just_key ... ok
[INFO] [stdout] test parser::tests::parse_inline_attr_single_pair ... ok
[INFO] [stdout] test parser::tests::parse_inline_element_empty ... ok
[INFO] [stdout] test parser::tests::parse_inline_element_eof2 ... ok
[INFO] [stdout] test parser::tests::parse_inline_element_nested ... ok
[INFO] [stdout] test parser::tests::parse_inline_element_nl1 ... ok
[INFO] [stdout] test parser::tests::parse_inline_element_str ... ok
[INFO] [stdout] test parser::tests::parse_inline_element_nl3 ... ok
[INFO] [stdout] test parser::tests::parse_inline_string_empty ... ok
[INFO] [stdout] test parser::tests::parse_inline_element_wrapped ... ok
[INFO] [stdout] test parser::tests::parse_inline_string ... ok
[INFO] [stdout] test parser::tests::parse_inline_element_eof3 ... ok
[INFO] [stdout] test translator::tests::example_context ... ok
[INFO] [stdout] test parser::tests::parse_inline_element_escaped ... ok
[INFO] [stdout] test translator::tests::example_string ... ok
[INFO] [stdout] test parser::tests::parse_inline_element_nl2 ... ok
[INFO] [stdout] test translator::tests::example_tree ... ok
[INFO] [stdout] test parser::tests::parse_inline_element_nl4 ... ok
[INFO] [stdout] test parser::tests::parse_inline_element_eof1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 68 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/d_mark-c43bc08cc11afc4b
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests d-mark
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> /opt/rustwide/workdir/src/parser.rs:230:16
[INFO] [stderr]     |
[INFO] [stderr] 230 |             'a'...'z' | 'A'...'Z' => true,
[INFO] [stderr]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> /opt/rustwide/workdir/src/parser.rs:230:28
[INFO] [stderr]     |
[INFO] [stderr] 230 |             'a'...'z' | 'A'...'Z' => true,
[INFO] [stderr]     |                            ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> /opt/rustwide/workdir/src/parser.rs:237:16
[INFO] [stderr]     |
[INFO] [stderr] 237 |             'a'...'z' | 'A'...'Z' | '-' | '_' | '0'...'9' => true,
[INFO] [stderr]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> /opt/rustwide/workdir/src/parser.rs:237:28
[INFO] [stderr]     |
[INFO] [stderr] 237 |             'a'...'z' | 'A'...'Z' | '-' | '_' | '0'...'9' => true,
[INFO] [stderr]     |                            ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> /opt/rustwide/workdir/src/parser.rs:237:52
[INFO] [stderr]     |
[INFO] [stderr] 237 |             'a'...'z' | 'A'...'Z' | '-' | '_' | '0'...'9' => true,
[INFO] [stderr]     |                                                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d49f2e09dc5d2eb524fb88da8318ac873b3826a8ddd4bba48559d163f441ab78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d49f2e09dc5d2eb524fb88da8318ac873b3826a8ddd4bba48559d163f441ab78", kill_on_drop: false }`
[INFO] [stdout] d49f2e09dc5d2eb524fb88da8318ac873b3826a8ddd4bba48559d163f441ab78
