[INFO] fetching crate cpsc323-lexer 0.1.0...
[INFO] testing cpsc323-lexer-0.1.0 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate cpsc323-lexer 0.1.0 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate cpsc323-lexer 0.1.0
[INFO] finished tweaking crates.io crate cpsc323-lexer 0.1.0
[INFO] tweaked toml for crates.io crate cpsc323-lexer 0.1.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate cpsc323-lexer 0.1.0 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate cpsc323-lexer 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e7b732e3289ddaf786ae732d3ef77e987e01ffa0c63b9d8cfb946eef5dab7e5a
[INFO] running `Command { std: "docker" "start" "-a" "e7b732e3289ddaf786ae732d3ef77e987e01ffa0c63b9d8cfb946eef5dab7e5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e7b732e3289ddaf786ae732d3ef77e987e01ffa0c63b9d8cfb946eef5dab7e5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7b732e3289ddaf786ae732d3ef77e987e01ffa0c63b9d8cfb946eef5dab7e5a", kill_on_drop: false }`
[INFO] [stdout] e7b732e3289ddaf786ae732d3ef77e987e01ffa0c63b9d8cfb946eef5dab7e5a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3f208fcae61d30703b52699c60f958ec00c3651eb67d22c0dd76a182813440f
[INFO] running `Command { std: "docker" "start" "-a" "b3f208fcae61d30703b52699c60f958ec00c3651eb67d22c0dd76a182813440f", kill_on_drop: false }`
[INFO] [stderr]    Compiling cpsc323-lexer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:161:9
[INFO] [stdout]     |
[INFO] [stdout] 161 | /         match val {
[INFO] [stdout] 162 | |             Ok(tok) => writeln!(f, "{:>10} = {}", format!("{:?}", tok.ty), tok.lex),
[INFO] [stdout] 163 | |             Err(e) => {
[INFO] [stdout] 164 | |                 f.flush()?;
[INFO] [stdout] ...   |
[INFO] [stdout] 172 | |         };
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 161 |         let _ = match val {
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "b3f208fcae61d30703b52699c60f958ec00c3651eb67d22c0dd76a182813440f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3f208fcae61d30703b52699c60f958ec00c3651eb67d22c0dd76a182813440f", kill_on_drop: false }`
[INFO] [stdout] b3f208fcae61d30703b52699c60f958ec00c3651eb67d22c0dd76a182813440f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f051e20aebf55a9b38acd77a3e019cbf7775d02248092e2cd366807a148a5b77
[INFO] running `Command { std: "docker" "start" "-a" "f051e20aebf55a9b38acd77a3e019cbf7775d02248092e2cd366807a148a5b77", kill_on_drop: false }`
[INFO] [stderr]    Compiling cpsc323-lexer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:161:9
[INFO] [stdout]     |
[INFO] [stdout] 161 | /         match val {
[INFO] [stdout] 162 | |             Ok(tok) => writeln!(f, "{:>10} = {}", format!("{:?}", tok.ty), tok.lex),
[INFO] [stdout] 163 | |             Err(e) => {
[INFO] [stdout] 164 | |                 f.flush()?;
[INFO] [stdout] ...   |
[INFO] [stdout] 172 | |         };
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 161 |         let _ = match val {
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "f051e20aebf55a9b38acd77a3e019cbf7775d02248092e2cd366807a148a5b77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f051e20aebf55a9b38acd77a3e019cbf7775d02248092e2cd366807a148a5b77", kill_on_drop: false }`
[INFO] [stdout] f051e20aebf55a9b38acd77a3e019cbf7775d02248092e2cd366807a148a5b77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 496312e633d7dcb2a0252ce4e4bc15b00dcc346e0e42825baa222c1dfe97b055
[INFO] running `Command { std: "docker" "start" "-a" "496312e633d7dcb2a0252ce4e4bc15b00dcc346e0e42825baa222c1dfe97b055", kill_on_drop: false }`
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/main.rs:161:9
[INFO] [stderr]     |
[INFO] [stderr] 161 | /         match val {
[INFO] [stderr] 162 | |             Ok(tok) => writeln!(f, "{:>10} = {}", format!("{:?}", tok.ty), tok.lex),
[INFO] [stderr] 163 | |             Err(e) => {
[INFO] [stderr] 164 | |                 f.flush()?;
[INFO] [stderr] ...   |
[INFO] [stderr] 172 | |         };
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 161 |         let _ = match val {
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `cpsc323-lexer` (bin "cpsc323-lexer" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/cpsc323_lexer-c76a54d327629b87)
[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" "496312e633d7dcb2a0252ce4e4bc15b00dcc346e0e42825baa222c1dfe97b055", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "496312e633d7dcb2a0252ce4e4bc15b00dcc346e0e42825baa222c1dfe97b055", kill_on_drop: false }`
[INFO] [stdout] 496312e633d7dcb2a0252ce4e4bc15b00dcc346e0e42825baa222c1dfe97b055