[INFO] cloning repository https://github.com/soenkehahn/rust-macro-playground
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/soenkehahn/rust-macro-playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsoenkehahn%2Frust-macro-playground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsoenkehahn%2Frust-macro-playground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d1554c05f7653af7a9abad5319fd469d1aca49cb
[INFO] testing soenkehahn/rust-macro-playground against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsoenkehahn%2Frust-macro-playground" "/workspace/builds/worker-22/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-22/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/soenkehahn/rust-macro-playground on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/soenkehahn/rust-macro-playground
[INFO] finished tweaking git repo https://github.com/soenkehahn/rust-macro-playground
[INFO] tweaked toml for git repo https://github.com/soenkehahn/rust-macro-playground written to /workspace/builds/worker-22/source/Cargo.toml
[INFO] crate git repo https://github.com/soenkehahn/rust-macro-playground already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a33e0ec662d4ab0e870be32a74a074e59ed3bb0969abc94a3eca043f583551df
[INFO] running `Command { std: "docker" "start" "-a" "a33e0ec662d4ab0e870be32a74a074e59ed3bb0969abc94a3eca043f583551df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a33e0ec662d4ab0e870be32a74a074e59ed3bb0969abc94a3eca043f583551df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a33e0ec662d4ab0e870be32a74a074e59ed3bb0969abc94a3eca043f583551df", kill_on_drop: false }`
[INFO] [stdout] a33e0ec662d4ab0e870be32a74a074e59ed3bb0969abc94a3eca043f583551df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 21a38e1f61335a29cf70f5ac961b5d5124482e0a6731a868d765563069434a81
[INFO] running `Command { std: "docker" "start" "-a" "21a38e1f61335a29cf70f5ac961b5d5124482e0a6731a868d765563069434a81", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-macros v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/eval.rs:44:10
[INFO] [stdout]    |
[INFO] [stdout] 44 |         };
[INFO] [stdout]    |          ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.65s
[INFO] running `Command { std: "docker" "inspect" "21a38e1f61335a29cf70f5ac961b5d5124482e0a6731a868d765563069434a81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21a38e1f61335a29cf70f5ac961b5d5124482e0a6731a868d765563069434a81", kill_on_drop: false }`
[INFO] [stdout] 21a38e1f61335a29cf70f5ac961b5d5124482e0a6731a868d765563069434a81
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bebdeb43fa1ababc6f232dbf959e94ce7007d03cbf7fc3986a0fcb562ed118a2
[INFO] running `Command { std: "docker" "start" "-a" "bebdeb43fa1ababc6f232dbf959e94ce7007d03cbf7fc3986a0fcb562ed118a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-macros v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/eval.rs:44:10
[INFO] [stdout]    |
[INFO] [stdout] 44 |         };
[INFO] [stdout]    |          ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.91s
[INFO] running `Command { std: "docker" "inspect" "bebdeb43fa1ababc6f232dbf959e94ce7007d03cbf7fc3986a0fcb562ed118a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bebdeb43fa1ababc6f232dbf959e94ce7007d03cbf7fc3986a0fcb562ed118a2", kill_on_drop: false }`
[INFO] [stdout] bebdeb43fa1ababc6f232dbf959e94ce7007d03cbf7fc3986a0fcb562ed118a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2a0401aaa84ed92554fd5186c656d0714538f8f6450ef64cdea91e5a375c6848
[INFO] running `Command { std: "docker" "start" "-a" "2a0401aaa84ed92554fd5186c656d0714538f8f6450ef64cdea91e5a375c6848", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stdout] running 20 tests
[INFO] [stderr]   --> src/eval.rs:44:10
[INFO] [stdout] test eval::test::allows_to_implement_not_with_alpha_conversion ... ok
[INFO] [stderr]    |
[INFO] [stdout] test eval::test::allows_to_implement_not_without_alpha_conversion ... ok
[INFO] [stderr] 44 |         };
[INFO] [stdout] test eval::test::allows_to_implement_apply ... ok
[INFO] [stderr]    |          ^ help: remove this semicolon
[INFO] [stdout] test eval::test::does_terminate_on_free_variable_applications ... ok
[INFO] [stderr]    |
[INFO] [stdout] test parser::test::parses_lambdas ... ok
[INFO] [stderr]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] test parser::test::parses_parenthesis ... ok
[INFO] [stderr] 
[INFO] [stdout] test parser::test::parses_variables ... ok
[INFO] [stderr] warning: `rust-macros` (bin "rust-macros" test) generated 1 warning
[INFO] [stdout] test eval::test::allows_to_apply_not_three_times ... ok
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] test eval::test::evaluates_identity_function ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_macros-5ae249f50116ac5c)
[INFO] [stdout] test eval::test::make_variables_unique::does_not_use_existing_variables ... ok
[INFO] [stdout] test eval::test::make_variables_unique::works ... ok
[INFO] [stdout] test eval::test::proper_alpha_conversion ... ok
[INFO] [stdout] test parser::test::parses_complex_terms ... ok
[INFO] [stdout] test parser::test::parses_applications ... ok
[INFO] [stdout] test eval::test::get_used_variables::does_return_the_current_identifiers ... ok
[INFO] [stdout] test parser::test::parses_chains_of_applications ... ok
[INFO] [stdout] test parser::test::parses_chains_of_applications_as_lambda_bodies ... ok
[INFO] [stdout] test parser::test::parses_parenthesized_lambdas ... ok
[INFO] [stdout] test parser::test::parses_functions_with_multiple_arguments ... ok
[INFO] [stdout] test eval::test::allows_to_implement_fst ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2a0401aaa84ed92554fd5186c656d0714538f8f6450ef64cdea91e5a375c6848", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a0401aaa84ed92554fd5186c656d0714538f8f6450ef64cdea91e5a375c6848", kill_on_drop: false }`
[INFO] [stdout] 2a0401aaa84ed92554fd5186c656d0714538f8f6450ef64cdea91e5a375c6848