[INFO] cloning repository https://github.com/aki237/rl
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aki237/rl" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faki237%2Frl", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faki237%2Frl'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] abb942b3547b2bfb883044fc6fb786dff07ed56e
[INFO] testing aki237/rl against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faki237%2Frl" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aki237/rl on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/aki237/rl
[INFO] finished tweaking git repo https://github.com/aki237/rl
[INFO] tweaked toml for git repo https://github.com/aki237/rl written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/aki237/rl already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d92145b8df721ebcb9d194cd3126bee60f2123dbef4bb02c3f7492e2a7990e9e
[INFO] running `Command { std: "docker" "start" "-a" "d92145b8df721ebcb9d194cd3126bee60f2123dbef4bb02c3f7492e2a7990e9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d92145b8df721ebcb9d194cd3126bee60f2123dbef4bb02c3f7492e2a7990e9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d92145b8df721ebcb9d194cd3126bee60f2123dbef4bb02c3f7492e2a7990e9e", kill_on_drop: false }`
[INFO] [stdout] d92145b8df721ebcb9d194cd3126bee60f2123dbef4bb02c3f7492e2a7990e9e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a9054e6dfac1404ebb1e74a66d8e7eed4ffe92e73d707e31663e0275c66b0ce
[INFO] running `Command { std: "docker" "start" "-a" "4a9054e6dfac1404ebb1e74a66d8e7eed4ffe92e73d707e31663e0275c66b0ce", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `source`
[INFO] [stdout]   --> src/rl/tokenizer.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 |     source: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/rl/tokenizer.rs:128:17
[INFO] [stdout]     |
[INFO] [stdout] 128 |                 &temp.push(c);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/rl/tokenizer.rs:132:13
[INFO] [stdout]     |
[INFO] [stdout] 132 |             &self.add_ident_token(&temp);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/rl/tokenizer.rs:134:13
[INFO] [stdout]     |
[INFO] [stdout] 134 |             &self.add_delim(c);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "4a9054e6dfac1404ebb1e74a66d8e7eed4ffe92e73d707e31663e0275c66b0ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a9054e6dfac1404ebb1e74a66d8e7eed4ffe92e73d707e31663e0275c66b0ce", kill_on_drop: false }`
[INFO] [stdout] 4a9054e6dfac1404ebb1e74a66d8e7eed4ffe92e73d707e31663e0275c66b0ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1ce3a93d6e1d48972179410bc07e19d81e69ffe48274a0de6a6eb6c894c688f1
[INFO] running `Command { std: "docker" "start" "-a" "1ce3a93d6e1d48972179410bc07e19d81e69ffe48274a0de6a6eb6c894c688f1", kill_on_drop: false }`
[INFO] [stdout] warning: field is never read: `source`
[INFO] [stdout]   --> src/rl/tokenizer.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 |     source: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/rl/tokenizer.rs:128:17
[INFO] [stdout]     |
[INFO] [stdout] 128 |                 &temp.push(c);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/rl/tokenizer.rs:132:13
[INFO] [stdout]     |
[INFO] [stdout] 132 |             &self.add_ident_token(&temp);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/rl/tokenizer.rs:134:13
[INFO] [stdout]     |
[INFO] [stdout] 134 |             &self.add_delim(c);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `source`
[INFO] [stdout]   --> src/rl/tokenizer.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 |     source: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/rl/tokenizer.rs:128:17
[INFO] [stdout]     |
[INFO] [stdout] 128 |                 &temp.push(c);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/rl/tokenizer.rs:132:13
[INFO] [stdout]     |
[INFO] [stdout] 132 |             &self.add_ident_token(&temp);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/rl/tokenizer.rs:134:13
[INFO] [stdout]     |
[INFO] [stdout] 134 |             &self.add_delim(c);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "1ce3a93d6e1d48972179410bc07e19d81e69ffe48274a0de6a6eb6c894c688f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ce3a93d6e1d48972179410bc07e19d81e69ffe48274a0de6a6eb6c894c688f1", kill_on_drop: false }`
[INFO] [stdout] 1ce3a93d6e1d48972179410bc07e19d81e69ffe48274a0de6a6eb6c894c688f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0883d501570b69c700b0fec27c9ae32cdaf712152cf72dbe4b7abf3640648499
[INFO] running `Command { std: "docker" "start" "-a" "0883d501570b69c700b0fec27c9ae32cdaf712152cf72dbe4b7abf3640648499", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: field is never read: `source`
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/rl/tokenizer.rs:35:5
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 35 |     source: String,
[INFO] [stdout] 
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> src/rl/tokenizer.rs:128:17
[INFO] [stderr]     |
[INFO] [stderr] 128 |                 &temp.push(c);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> src/rl/tokenizer.rs:132:13
[INFO] [stderr]     |
[INFO] [stderr] 132 |             &self.add_ident_token(&temp);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> src/rl/tokenizer.rs:134:13
[INFO] [stderr]     |
[INFO] [stderr] 134 |             &self.add_delim(c);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `source`
[INFO] [stderr]   --> src/rl/tokenizer.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 35 |     source: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> src/rl/tokenizer.rs:128:17
[INFO] [stderr]     |
[INFO] [stderr] 128 |                 &temp.push(c);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> src/rl/tokenizer.rs:132:13
[INFO] [stderr]     |
[INFO] [stderr] 132 |             &self.add_ident_token(&temp);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> src/rl/tokenizer.rs:134:13
[INFO] [stderr]     |
[INFO] [stderr] 134 |             &self.add_delim(c);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rl-6657860df227df3e)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rlc-739cbf45b91688a6)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests rl
[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" "0883d501570b69c700b0fec27c9ae32cdaf712152cf72dbe4b7abf3640648499", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0883d501570b69c700b0fec27c9ae32cdaf712152cf72dbe4b7abf3640648499", kill_on_drop: false }`
[INFO] [stdout] 0883d501570b69c700b0fec27c9ae32cdaf712152cf72dbe4b7abf3640648499