[INFO] cloning repository https://github.com/fanzeyi/xatu
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fanzeyi/xatu" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffanzeyi%2Fxatu", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffanzeyi%2Fxatu'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ae5a96372a631c708fbafe36a6b7911385d02990
[INFO] checking fanzeyi/xatu against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffanzeyi%2Fxatu" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fanzeyi/xatu on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/fanzeyi/xatu
[INFO] finished tweaking git repo https://github.com/fanzeyi/xatu
[INFO] tweaked toml for git repo https://github.com/fanzeyi/xatu written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/fanzeyi/xatu already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lazy_static v1.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 50b121fa059b126b1bbc4f8d7f5475383a23020e2659dffbaf9c058e7d96141e
[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" "50b121fa059b126b1bbc4f8d7f5475383a23020e2659dffbaf9c058e7d96141e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "50b121fa059b126b1bbc4f8d7f5475383a23020e2659dffbaf9c058e7d96141e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50b121fa059b126b1bbc4f8d7f5475383a23020e2659dffbaf9c058e7d96141e", kill_on_drop: false }`
[INFO] [stdout] 50b121fa059b126b1bbc4f8d7f5475383a23020e2659dffbaf9c058e7d96141e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7956f22fecf46088fc4f7911f8146d3ef864c1f002d46387b0ba90381193ab9d
[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" "7956f22fecf46088fc4f7911f8146d3ef864c1f002d46387b0ba90381193ab9d", kill_on_drop: false }`
[INFO] [stderr]     Checking lazy_static v1.0.1
[INFO] [stderr]     Checking xatu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/token/lexer.rs:110:17
[INFO] [stdout]     |
[INFO] [stdout] 110 |             b'0'...b'9' => TokenType::INT,
[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/token/lexer.rs:110:17
[INFO] [stdout]     |
[INFO] [stdout] 110 |             b'0'...b'9' => TokenType::INT,
[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: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/token/lexer.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | / lazy_static! {
[INFO] [stdout] 21 | |     static ref IDENTIFIER: Vec<u8> = combine!(b'a'..=b'z', b'A'..=b'Z', b'_'..=b'_');
[INFO] [stdout] 22 | |     static ref INTEGERS: Vec<u8> = (b'0'..=b'9').collect();
[INFO] [stdout] 23 | |     static ref KEYWORDS: Vec<&'static str> = vec!["let", "fn"];
[INFO] [stdout] 24 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[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: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/token/lexer.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | / lazy_static! {
[INFO] [stdout] 21 | |     static ref IDENTIFIER: Vec<u8> = combine!(b'a'..=b'z', b'A'..=b'Z', b'_'..=b'_');
[INFO] [stdout] 22 | |     static ref INTEGERS: Vec<u8> = (b'0'..=b'9').collect();
[INFO] [stdout] 23 | |     static ref KEYWORDS: Vec<&'static str> = vec!["let", "fn"];
[INFO] [stdout] 24 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[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: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/token/lexer.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | / lazy_static! {
[INFO] [stdout] 21 | |     static ref IDENTIFIER: Vec<u8> = combine!(b'a'..=b'z', b'A'..=b'Z', b'_'..=b'_');
[INFO] [stdout] 22 | |     static ref INTEGERS: Vec<u8> = (b'0'..=b'9').collect();
[INFO] [stdout] 23 | |     static ref KEYWORDS: Vec<&'static str> = vec!["let", "fn"];
[INFO] [stdout] 24 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[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: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/token/lexer.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | / lazy_static! {
[INFO] [stdout] 21 | |     static ref IDENTIFIER: Vec<u8> = combine!(b'a'..=b'z', b'A'..=b'Z', b'_'..=b'_');
[INFO] [stdout] 22 | |     static ref INTEGERS: Vec<u8> = (b'0'..=b'9').collect();
[INFO] [stdout] 23 | |     static ref KEYWORDS: Vec<&'static str> = vec!["let", "fn"];
[INFO] [stdout] 24 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[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: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/token/lexer.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | / lazy_static! {
[INFO] [stdout] 21 | |     static ref IDENTIFIER: Vec<u8> = combine!(b'a'..=b'z', b'A'..=b'Z', b'_'..=b'_');
[INFO] [stdout] 22 | |     static ref INTEGERS: Vec<u8> = (b'0'..=b'9').collect();
[INFO] [stdout] 23 | |     static ref KEYWORDS: Vec<&'static str> = vec!["let", "fn"];
[INFO] [stdout] 24 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[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: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/token/lexer.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | / lazy_static! {
[INFO] [stdout] 21 | |     static ref IDENTIFIER: Vec<u8> = combine!(b'a'..=b'z', b'A'..=b'Z', b'_'..=b'_');
[INFO] [stdout] 22 | |     static ref INTEGERS: Vec<u8> = (b'0'..=b'9').collect();
[INFO] [stdout] 23 | |     static ref KEYWORDS: Vec<&'static str> = vec!["let", "fn"];
[INFO] [stdout] 24 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[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: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.62s
[INFO] running `Command { std: "docker" "inspect" "7956f22fecf46088fc4f7911f8146d3ef864c1f002d46387b0ba90381193ab9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7956f22fecf46088fc4f7911f8146d3ef864c1f002d46387b0ba90381193ab9d", kill_on_drop: false }`
[INFO] [stdout] 7956f22fecf46088fc4f7911f8146d3ef864c1f002d46387b0ba90381193ab9d