[INFO] cloning repository https://github.com/srleyva/Cool
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/srleyva/Cool" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsrleyva%2FCool", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsrleyva%2FCool'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d4f12e01afbd9ab61849c137a3d20a8d77a7c1ae
[INFO] testing srleyva/Cool against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsrleyva%2FCool" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/srleyva/Cool on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/srleyva/Cool
[INFO] finished tweaking git repo https://github.com/srleyva/Cool
[INFO] tweaked toml for git repo https://github.com/srleyva/Cool written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/srleyva/Cool already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 96fec7f07e367ca5ec9743467f38298f1958b5545bb897023e55d15e1d850e34
[INFO] running `Command { std: "docker" "start" "-a" "96fec7f07e367ca5ec9743467f38298f1958b5545bb897023e55d15e1d850e34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "96fec7f07e367ca5ec9743467f38298f1958b5545bb897023e55d15e1d850e34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96fec7f07e367ca5ec9743467f38298f1958b5545bb897023e55d15e1d850e34", kill_on_drop: false }`
[INFO] [stdout] 96fec7f07e367ca5ec9743467f38298f1958b5545bb897023e55d15e1d850e34
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eb048fc5e7b95ea983ee0591511a65e853ee32002e914a7cc04c650a87635352
[INFO] running `Command { std: "docker" "start" "-a" "eb048fc5e7b95ea983ee0591511a65e853ee32002e914a7cc04c650a87635352", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling bit-vec v0.4.4
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling lalr v0.0.2
[INFO] [stderr]    Compiling bit-set v0.4.0
[INFO] [stderr]    Compiling redfa v0.0.2
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling plex v0.2.5
[INFO] [stderr]    Compiling cool v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `core::panic`
[INFO] [stdout]  --> src/lexer/mod.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use core::panic;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused attribute
[INFO] [stdout]  --> src/lexer/mod.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![feature(proc_macro_hygiene)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate-level attribute should be in the root module
[INFO] [stdout]  --> src/lexer/mod.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![feature(proc_macro_hygiene)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.72s
[INFO] running `Command { std: "docker" "inspect" "eb048fc5e7b95ea983ee0591511a65e853ee32002e914a7cc04c650a87635352", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb048fc5e7b95ea983ee0591511a65e853ee32002e914a7cc04c650a87635352", kill_on_drop: false }`
[INFO] [stdout] eb048fc5e7b95ea983ee0591511a65e853ee32002e914a7cc04c650a87635352
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0edbd4f1bd1be64f2803d9452502cd2f3a23aded7ded6207733025b9643e757d
[INFO] running `Command { std: "docker" "start" "-a" "0edbd4f1bd1be64f2803d9452502cd2f3a23aded7ded6207733025b9643e757d", kill_on_drop: false }`
[INFO] [stderr]    Compiling cool v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `core::panic`
[INFO] [stdout]  --> src/lexer/mod.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use core::panic;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused attribute
[INFO] [stdout]  --> src/lexer/mod.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![feature(proc_macro_hygiene)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate-level attribute should be in the root module
[INFO] [stdout]  --> src/lexer/mod.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![feature(proc_macro_hygiene)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `expected_tokens`
[INFO] [stdout]    --> src/lexer/mod.rs:238:13
[INFO] [stdout]     |
[INFO] [stdout] 238 |         let expected_tokens = vec![Token::Class];
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expected_tokens`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/lexer/mod.rs:239:19
[INFO] [stdout]     |
[INFO] [stdout] 239 |         for (tok, span) in lex {
[INFO] [stdout]     |                   ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/lexer/mod.rs:241:30
[INFO] [stdout]     |
[INFO] [stdout] 241 |                 Token::Error(err) => self::panic!("bad token"),
[INFO] [stdout]     |                              ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/lexer/mod.rs:253:19
[INFO] [stdout]     |
[INFO] [stdout] 253 |         for (tok, span) in lex {
[INFO] [stdout]     |                   ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused attribute
[INFO] [stdout]  --> src/lexer/mod.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![feature(proc_macro_hygiene)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate-level attribute should be in the root module
[INFO] [stdout]  --> src/lexer/mod.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![feature(proc_macro_hygiene)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `code` should have an upper case name
[INFO] [stdout]    --> src/lexer/mod.rs:183:12
[INFO] [stdout]     |
[INFO] [stdout] 183 |     static code: &str = r#"
[INFO] [stdout]     |            ^^^^ help: convert the identifier to upper case: `CODE`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `eof_code` should have an upper case name
[INFO] [stdout]    --> src/lexer/mod.rs:247:12
[INFO] [stdout]     |
[INFO] [stdout] 247 |     static eof_code: &str = r#"
[INFO] [stdout]     |            ^^^^^^^^ help: convert the identifier to upper case: `EOF_CODE`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "0edbd4f1bd1be64f2803d9452502cd2f3a23aded7ded6207733025b9643e757d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0edbd4f1bd1be64f2803d9452502cd2f3a23aded7ded6207733025b9643e757d", kill_on_drop: false }`
[INFO] [stdout] 0edbd4f1bd1be64f2803d9452502cd2f3a23aded7ded6207733025b9643e757d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 71a232dc704ce0b259d0f48727cfb8ba075e9acb50dd23251a68d8603471402f
[INFO] running `Command { std: "docker" "start" "-a" "71a232dc704ce0b259d0f48727cfb8ba075e9acb50dd23251a68d8603471402f", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `core::panic`
[INFO] [stderr]  --> src/lexer/mod.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use core::panic;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused attribute
[INFO] [stderr]  --> src/lexer/mod.rs:6:1
[INFO] [stderr]   |
[INFO] [stderr] 6 | #![feature(proc_macro_hygiene)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: crate-level attribute should be in the root module
[INFO] [stderr]  --> src/lexer/mod.rs:6:1
[INFO] [stderr]   |
[INFO] [stderr] 6 | #![feature(proc_macro_hygiene)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `expected_tokens`
[INFO] [stderr]    --> src/lexer/mod.rs:238:13
[INFO] [stderr]     |
[INFO] [stderr] 238 |         let expected_tokens = vec![Token::Class];
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expected_tokens`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `span`
[INFO] [stderr]    --> src/lexer/mod.rs:239:19
[INFO] [stderr]     |
[INFO] [stderr] 239 |         for (tok, span) in lex {
[INFO] [stderr]     |                   ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]    --> src/lexer/mod.rs:241:30
[INFO] [stderr]     |
[INFO] [stderr] 241 |                 Token::Error(err) => self::panic!("bad token"),
[INFO] [stderr]     |                              ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `span`
[INFO] [stderr]    --> src/lexer/mod.rs:253:19
[INFO] [stderr]     |
[INFO] [stderr] 253 |         for (tok, span) in lex {
[INFO] [stderr]     |                   ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stderr] 
[INFO] [stderr] warning: unused attribute
[INFO] [stderr]  --> src/lexer/mod.rs:6:1
[INFO] [stderr]   |
[INFO] [stderr] 6 | #![feature(proc_macro_hygiene)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: crate-level attribute should be in the root module
[INFO] [stderr]  --> src/lexer/mod.rs:6:1
[INFO] [stderr]   |
[INFO] [stderr] 6 | #![feature(proc_macro_hygiene)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `code` should have an upper case name
[INFO] [stderr]    --> src/lexer/mod.rs:183:12
[INFO] [stderr]     |
[INFO] [stderr] 183 |     static code: &str = r#"
[INFO] [stderr]     |            ^^^^ help: convert the identifier to upper case: `CODE`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `eof_code` should have an upper case name
[INFO] [stderr]    --> src/lexer/mod.rs:247:12
[INFO] [stderr]     |
[INFO] [stderr] 247 |     static eof_code: &str = r#"
[INFO] [stderr]     |            ^^^^^^^^ help: convert the identifier to upper case: `EOF_CODE`
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cool-3a31febdae36de27)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test lexer::test::test_eof_in_string ... ok
[INFO] [stdout] test lexer::test::test_comments ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 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/cool-e64ad3cfc78429f8)
[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]    Doc-tests cool
[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" "71a232dc704ce0b259d0f48727cfb8ba075e9acb50dd23251a68d8603471402f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71a232dc704ce0b259d0f48727cfb8ba075e9acb50dd23251a68d8603471402f", kill_on_drop: false }`
[INFO] [stdout] 71a232dc704ce0b259d0f48727cfb8ba075e9acb50dd23251a68d8603471402f