[INFO] cloning repository https://github.com/Zeta611/lamb
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Zeta611/lamb" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZeta611%2Flamb", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZeta611%2Flamb'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6ef7d1f50b726b5d5b771f4f9bebd34b1b87b300
[INFO] testing Zeta611/lamb against master#198328ad7960b1bece0dc48496bff6c62dd5d339 for pr-149852
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZeta611%2Flamb" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Zeta611/lamb
[INFO] finished tweaking git repo https://github.com/Zeta611/lamb
[INFO] tweaked toml for git repo https://github.com/Zeta611/lamb written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Zeta611/lamb on toolchain 198328ad7960b1bece0dc48496bff6c62dd5d339
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+198328ad7960b1bece0dc48496bff6c62dd5d339" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Zeta611/lamb 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" "+198328ad7960b1bece0dc48496bff6c62dd5d339" "fetch" "--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 memchr v2.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+198328ad7960b1bece0dc48496bff6c62dd5d339" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 243963036b109daaba380a5286e0cb56197293dbe621938e5c5d6c5d4a0d44e5
[INFO] running `Command { std: "docker" "start" "-a" "243963036b109daaba380a5286e0cb56197293dbe621938e5c5d6c5d4a0d44e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "243963036b109daaba380a5286e0cb56197293dbe621938e5c5d6c5d4a0d44e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "243963036b109daaba380a5286e0cb56197293dbe621938e5c5d6c5d4a0d44e5", kill_on_drop: false }`
[INFO] [stdout] 243963036b109daaba380a5286e0cb56197293dbe621938e5c5d6c5d4a0d44e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+198328ad7960b1bece0dc48496bff6c62dd5d339" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1b9ef2bf7e33078aa14c45c421a5a11c1696e729eec20e6beb003981ad65f758
[INFO] running `Command { std: "docker" "start" "-a" "1b9ef2bf7e33078aa14c45c421a5a11c1696e729eec20e6beb003981ad65f758", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling lamb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.71s
[INFO] running `Command { std: "docker" "inspect" "1b9ef2bf7e33078aa14c45c421a5a11c1696e729eec20e6beb003981ad65f758", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b9ef2bf7e33078aa14c45c421a5a11c1696e729eec20e6beb003981ad65f758", kill_on_drop: false }`
[INFO] [stdout] 1b9ef2bf7e33078aa14c45c421a5a11c1696e729eec20e6beb003981ad65f758
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+198328ad7960b1bece0dc48496bff6c62dd5d339" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c303924ddc3e8344dbc6b30f2548538004c010f3ae6b2a0bb728cd62512ce1c2
[INFO] running `Command { std: "docker" "start" "-a" "c303924ddc3e8344dbc6b30f2548538004c010f3ae6b2a0bb728cd62512ce1c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling lamb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "c303924ddc3e8344dbc6b30f2548538004c010f3ae6b2a0bb728cd62512ce1c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c303924ddc3e8344dbc6b30f2548538004c010f3ae6b2a0bb728cd62512ce1c2", kill_on_drop: false }`
[INFO] [stdout] c303924ddc3e8344dbc6b30f2548538004c010f3ae6b2a0bb728cd62512ce1c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+198328ad7960b1bece0dc48496bff6c62dd5d339" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dcfdd850eb33655fa15a57ab2da525602fa26d1c1714e719dfd80dd22fe671d0
[INFO] running `Command { std: "docker" "start" "-a" "dcfdd850eb33655fa15a57ab2da525602fa26d1c1714e719dfd80dd22fe671d0", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lamb-9ddffc52ead933b5)
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test tests::beta_red_is_correct_1 ... ok
[INFO] [stdout] test tests::free_var_app ... ok
[INFO] [stdout] test tests::free_var_x_is_x ... ok
[INFO] [stdout] test tests::free_var_lamb ... ok
[INFO] [stdout] test tests::free_var_abc_is_abc ... ok
[INFO] [stdout] test tests::parse_app_is_left_assoc_2 ... ok
[INFO] [stdout] test tests::closed_lam_x_is_false ... ok
[INFO] [stdout] test tests::beta_red_is_correct_2 ... ok
[INFO] [stdout] test tests::parse_app_is_left_assoc_4 ... ok
[INFO] [stdout] test tests::parse_app_is_left_assoc_3 ... ok
[INFO] [stdout] test tests::parse_var_is_correct ... ok
[INFO] [stdout] test tests::parse_expr_is_correct ... ok
[INFO] [stdout] test tests::parse_lamb_is_correct ... ok
[INFO] [stdout] test tests::subst_x_for_y_in_lam2 ... ok
[INFO] [stdout] test tests::subst_x_for_y_in_lam ... ok
[INFO] [stdout] test tests::subst_x_for_y_in_app ... ok
[INFO] [stdout] test tests::closed_x_is_false ... ok
[INFO] [stdout] test tests::subst_x_for_y_in_x_is_x ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/lamb-02f5cd04b7b9e7bf)
[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 lamb
[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" "dcfdd850eb33655fa15a57ab2da525602fa26d1c1714e719dfd80dd22fe671d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcfdd850eb33655fa15a57ab2da525602fa26d1c1714e719dfd80dd22fe671d0", kill_on_drop: false }`
[INFO] [stdout] dcfdd850eb33655fa15a57ab2da525602fa26d1c1714e719dfd80dd22fe671d0