[INFO] cloning repository https://github.com/KeenS/igaguri
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/KeenS/igaguri" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKeenS%2Figaguri", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKeenS%2Figaguri'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8653f722db491de87e978f8b506921510a80f8a7
[INFO] testing KeenS/igaguri against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKeenS%2Figaguri" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/KeenS/igaguri on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/KeenS/igaguri
[INFO] finished tweaking git repo https://github.com/KeenS/igaguri
[INFO] tweaked toml for git repo https://github.com/KeenS/igaguri written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/KeenS/igaguri already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6cac884b3bc27a67b94c34b694e9c70943ab158f601812a4a9ac2d9dd032493a
[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" "6cac884b3bc27a67b94c34b694e9c70943ab158f601812a4a9ac2d9dd032493a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6cac884b3bc27a67b94c34b694e9c70943ab158f601812a4a9ac2d9dd032493a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cac884b3bc27a67b94c34b694e9c70943ab158f601812a4a9ac2d9dd032493a", kill_on_drop: false }`
[INFO] [stdout] 6cac884b3bc27a67b94c34b694e9c70943ab158f601812a4a9ac2d9dd032493a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aaabaedde454beb6067826927ab7928297b07565a9192659d15a49d3523cb426
[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" "aaabaedde454beb6067826927ab7928297b07565a9192659d15a49d3523cb426", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.15
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling utf8-ranges v0.1.3
[INFO] [stderr]    Compiling regex-syntax v0.3.4
[INFO] [stderr]    Compiling encode_unicode v0.1.3
[INFO] [stderr]    Compiling log v0.3.6
[INFO] [stderr]    Compiling unicode-width v0.1.3
[INFO] [stderr]    Compiling nom v1.2.4
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling nix v0.5.1
[INFO] [stderr]    Compiling aho-corasick v0.5.2
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling thread_local v0.2.6
[INFO] [stderr]    Compiling regex v0.1.73
[INFO] [stderr]    Compiling rustyline v1.0.0
[INFO] [stderr]    Compiling env_logger v0.3.4
[INFO] [stderr]    Compiling igaguri v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/igaguri.rs:83:33
[INFO] [stdout]    |
[INFO] [stdout] 83 | ...                   try!(self.run(command, si, Stdio::piped(), Stdio::inherit()));
[INFO] [stdout]    |                       ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/read.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |         reader.rl.load_history(&reader.histfile);
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `cmd:` in this pattern is redundant
[INFO] [stdout]   --> src/ast.rs:19:22
[INFO] [stdout]    |
[INFO] [stdout] 19 |             &Command{cmd: ref cmd, ..} => cmd.is_empty(),
[INFO] [stdout]    |                      ^^^^^^^^^^^^ help: use shorthand field pattern: `ref cmd`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_shorthand_field_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/igaguri.rs:27:33
[INFO] [stdout]    |
[INFO] [stdout] 27 | ...                   child.wait();
[INFO] [stdout]    |                       ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.90s
[INFO] running `Command { std: "docker" "inspect" "aaabaedde454beb6067826927ab7928297b07565a9192659d15a49d3523cb426", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aaabaedde454beb6067826927ab7928297b07565a9192659d15a49d3523cb426", kill_on_drop: false }`
[INFO] [stdout] aaabaedde454beb6067826927ab7928297b07565a9192659d15a49d3523cb426
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca9d8d4540e58b18007c7e47cc1e39d93684122a6b1b24cee0653f8ecce02edc
[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" "ca9d8d4540e58b18007c7e47cc1e39d93684122a6b1b24cee0653f8ecce02edc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/igaguri.rs:83:33
[INFO] [stdout]    |
[INFO] [stdout] 83 | ...                   try!(self.run(command, si, Stdio::piped(), Stdio::inherit()));
[INFO] [stdout]    |                       ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/read.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |         reader.rl.load_history(&reader.histfile);
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `cmd:` in this pattern is redundant
[INFO] [stdout]   --> src/ast.rs:19:22
[INFO] [stdout]    |
[INFO] [stdout] 19 |             &Command{cmd: ref cmd, ..} => cmd.is_empty(),
[INFO] [stdout]    |                      ^^^^^^^^^^^^ help: use shorthand field pattern: `ref cmd`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_shorthand_field_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/igaguri.rs:27:33
[INFO] [stdout]    |
[INFO] [stdout] 27 | ...                   child.wait();
[INFO] [stdout]    |                       ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling igaguri v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/igaguri.rs:83:33
[INFO] [stdout]    |
[INFO] [stdout] 83 | ...                   try!(self.run(command, si, Stdio::piped(), Stdio::inherit()));
[INFO] [stdout]    |                       ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/read.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |         reader.rl.load_history(&reader.histfile);
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `cmd:` in this pattern is redundant
[INFO] [stdout]   --> src/ast.rs:19:22
[INFO] [stdout]    |
[INFO] [stdout] 19 |             &Command{cmd: ref cmd, ..} => cmd.is_empty(),
[INFO] [stdout]    |                      ^^^^^^^^^^^^ help: use shorthand field pattern: `ref cmd`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_shorthand_field_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/igaguri.rs:27:33
[INFO] [stdout]    |
[INFO] [stdout] 27 | ...                   child.wait();
[INFO] [stdout]    |                       ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.88s
[INFO] running `Command { std: "docker" "inspect" "ca9d8d4540e58b18007c7e47cc1e39d93684122a6b1b24cee0653f8ecce02edc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca9d8d4540e58b18007c7e47cc1e39d93684122a6b1b24cee0653f8ecce02edc", kill_on_drop: false }`
[INFO] [stdout] ca9d8d4540e58b18007c7e47cc1e39d93684122a6b1b24cee0653f8ecce02edc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ec22f89adc20ae353ffc1286dc0c47ae64b864d3024018bc438bb8db5168e56e
[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" "ec22f89adc20ae353ffc1286dc0c47ae64b864d3024018bc438bb8db5168e56e", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/igaguri.rs:83:33
[INFO] [stderr]    |
[INFO] [stderr] 83 | ...                   try!(self.run(command, si, Stdio::piped(), Stdio::inherit()));
[INFO] [stderr]    |                       ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/read.rs:31:9
[INFO] [stderr]    |
[INFO] [stderr] 31 |         reader.rl.load_history(&reader.histfile);
[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] 
[INFO] [stderr] warning: the `cmd:` in this pattern is redundant
[INFO] [stderr]   --> src/ast.rs:19:22
[INFO] [stderr]    |
[INFO] [stderr] 19 |             &Command{cmd: ref cmd, ..} => cmd.is_empty(),
[INFO] [stderr]    |                      ^^^^^^^^^^^^ help: use shorthand field pattern: `ref cmd`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_shorthand_field_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/igaguri.rs:27:33
[INFO] [stderr]    |
[INFO] [stderr] 27 | ...                   child.wait();
[INFO] [stderr]    |                       ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: `igaguri` (lib) generated 4 warnings
[INFO] [stderr] warning: `igaguri` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/igaguri-005a169a31cb149a)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/igaguri-b2441f5db30d1dab)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests igaguri
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ec22f89adc20ae353ffc1286dc0c47ae64b864d3024018bc438bb8db5168e56e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec22f89adc20ae353ffc1286dc0c47ae64b864d3024018bc438bb8db5168e56e", kill_on_drop: false }`
[INFO] [stdout] ec22f89adc20ae353ffc1286dc0c47ae64b864d3024018bc438bb8db5168e56e