[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 try#311784882baa42a9638298cb325fa01a062c9d0f+cargoflags=-Zbuild-dir-new-layout for pr-149852
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZeta611%2Flamb" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/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-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Zeta611/lamb on toolchain 311784882baa42a9638298cb325fa01a062c9d0f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+311784882baa42a9638298cb325fa01a062c9d0f" "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" "+311784882baa42a9638298cb325fa01a062c9d0f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+311784882baa42a9638298cb325fa01a062c9d0f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b61b6ed531d375411f8269da74502fd6bac95877219769fbe14d93e88591151d
[INFO] running `Command { std: "docker" "start" "-a" "b61b6ed531d375411f8269da74502fd6bac95877219769fbe14d93e88591151d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b61b6ed531d375411f8269da74502fd6bac95877219769fbe14d93e88591151d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b61b6ed531d375411f8269da74502fd6bac95877219769fbe14d93e88591151d", kill_on_drop: false }`
[INFO] [stdout] b61b6ed531d375411f8269da74502fd6bac95877219769fbe14d93e88591151d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+311784882baa42a9638298cb325fa01a062c9d0f" "build" "--frozen" "--message-format=json" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] 59bdbbf49b99ac6228256e57e5d894ad3265eb9b8f52883e837f021a8d2c4f5e
[INFO] running `Command { std: "docker" "start" "-a" "59bdbbf49b99ac6228256e57e5d894ad3265eb9b8f52883e837f021a8d2c4f5e", 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 3.56s
[INFO] running `Command { std: "docker" "inspect" "59bdbbf49b99ac6228256e57e5d894ad3265eb9b8f52883e837f021a8d2c4f5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59bdbbf49b99ac6228256e57e5d894ad3265eb9b8f52883e837f021a8d2c4f5e", kill_on_drop: false }`
[INFO] [stdout] 59bdbbf49b99ac6228256e57e5d894ad3265eb9b8f52883e837f021a8d2c4f5e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+311784882baa42a9638298cb325fa01a062c9d0f" "test" "--frozen" "--no-run" "--message-format=json" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] 8e1aa779ab03d901efb1316871e3d2ca32a039301a4ddf31cf5a47f04f75a9ac
[INFO] running `Command { std: "docker" "start" "-a" "8e1aa779ab03d901efb1316871e3d2ca32a039301a4ddf31cf5a47f04f75a9ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling lamb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `Command { std: "docker" "inspect" "8e1aa779ab03d901efb1316871e3d2ca32a039301a4ddf31cf5a47f04f75a9ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e1aa779ab03d901efb1316871e3d2ca32a039301a4ddf31cf5a47f04f75a9ac", kill_on_drop: false }`
[INFO] [stdout] 8e1aa779ab03d901efb1316871e3d2ca32a039301a4ddf31cf5a47f04f75a9ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+311784882baa42a9638298cb325fa01a062c9d0f" "test" "--frozen" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] 47ea83226188aa6aa0ccc827f7b3d20c4c503024318b90893f85faeff879efdb
[INFO] running `Command { std: "docker" "start" "-a" "47ea83226188aa6aa0ccc827f7b3d20c4c503024318b90893f85faeff879efdb", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/lamb/a01e21b1e1630e00/deps/lamb-a01e21b1e1630e00)
[INFO] [stdout] running 18 tests
[INFO] [stdout] test tests::closed_lam_x_is_false ... ok
[INFO] [stdout] test tests::free_var_app ... ok
[INFO] [stdout] test tests::free_var_lamb ... ok
[INFO] [stdout] test tests::parse_app_is_left_assoc_3 ... ok
[INFO] [stdout] test tests::parse_app_is_left_assoc_4 ... ok
[INFO] [stdout] test tests::parse_expr_is_correct ... ok
[INFO] [stdout] test tests::parse_lamb_is_correct ... ok
[INFO] [stdout] test tests::parse_var_is_correct ... ok
[INFO] [stdout] test tests::subst_x_for_y_in_app ... ok
[INFO] [stdout] test tests::subst_x_for_y_in_lam ... ok
[INFO] [stdout] test tests::subst_x_for_y_in_lam2 ... ok
[INFO] [stdout] test tests::subst_x_for_y_in_x_is_x ... ok
[INFO] [stdout] test tests::closed_x_is_false ... ok
[INFO] [stdout] test tests::beta_red_is_correct_2 ... ok
[INFO] [stdout] test tests::beta_red_is_correct_1 ... ok
[INFO] [stdout] test tests::free_var_abc_is_abc ... ok
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/build/lamb/cdebcc4a27e466b9/deps/lamb-cdebcc4a27e466b9)
[INFO] [stdout] test tests::free_var_x_is_x ... ok
[INFO] [stderr]    Doc-tests lamb
[INFO] [stdout] test tests::parse_app_is_left_assoc_2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.14s
[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] [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" "47ea83226188aa6aa0ccc827f7b3d20c4c503024318b90893f85faeff879efdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47ea83226188aa6aa0ccc827f7b3d20c4c503024318b90893f85faeff879efdb", kill_on_drop: false }`
[INFO] [stdout] 47ea83226188aa6aa0ccc827f7b3d20c4c503024318b90893f85faeff879efdb