[INFO] cloning repository https://github.com/IronCretin/lambda
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/IronCretin/lambda" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIronCretin%2Flambda", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIronCretin%2Flambda'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 07fd480988cea477618690fdb7d4f44eb54d7b7c
[INFO] testing IronCretin/lambda against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIronCretin%2Flambda" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/IronCretin/lambda on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/IronCretin/lambda
[INFO] finished tweaking git repo https://github.com/IronCretin/lambda
[INFO] tweaked toml for git repo https://github.com/IronCretin/lambda written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/IronCretin/lambda already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7c3e61392e4257dbf86ca7ef5dc95f5d2bc6ab98cc66f11b3ae57cbf17675cf8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7c3e61392e4257dbf86ca7ef5dc95f5d2bc6ab98cc66f11b3ae57cbf17675cf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c3e61392e4257dbf86ca7ef5dc95f5d2bc6ab98cc66f11b3ae57cbf17675cf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c3e61392e4257dbf86ca7ef5dc95f5d2bc6ab98cc66f11b3ae57cbf17675cf8", kill_on_drop: false }`
[INFO] [stdout] 7c3e61392e4257dbf86ca7ef5dc95f5d2bc6ab98cc66f11b3ae57cbf17675cf8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e19b9e41fd27ee4b9763a7b80face9e3cbc0f143344449c9e76021be8717e910
[INFO] running `Command { std: "docker" "start" "-a" "e19b9e41fd27ee4b9763a7b80face9e3cbc0f143344449c9e76021be8717e910", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling lambda v0.2.0-alpha2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.32s
[INFO] running `Command { std: "docker" "inspect" "e19b9e41fd27ee4b9763a7b80face9e3cbc0f143344449c9e76021be8717e910", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e19b9e41fd27ee4b9763a7b80face9e3cbc0f143344449c9e76021be8717e910", kill_on_drop: false }`
[INFO] [stdout] e19b9e41fd27ee4b9763a7b80face9e3cbc0f143344449c9e76021be8717e910
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 85849f8a8930c874446a901878888af9e17a408744f1609ae8df2052a41beda6
[INFO] running `Command { std: "docker" "start" "-a" "85849f8a8930c874446a901878888af9e17a408744f1609ae8df2052a41beda6", kill_on_drop: false }`
[INFO] [stderr]    Compiling lambda v0.2.0-alpha2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.53s
[INFO] running `Command { std: "docker" "inspect" "85849f8a8930c874446a901878888af9e17a408744f1609ae8df2052a41beda6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85849f8a8930c874446a901878888af9e17a408744f1609ae8df2052a41beda6", kill_on_drop: false }`
[INFO] [stdout] 85849f8a8930c874446a901878888af9e17a408744f1609ae8df2052a41beda6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 308fa20e33869f3e58c3b4491797ee81edd5feeb67ccf065f1640404ceac42a1
[INFO] running `Command { std: "docker" "start" "-a" "308fa20e33869f3e58c3b4491797ee81edd5feeb67ccf065f1640404ceac42a1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stdout] running 36 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/lambda-50afa66ae3bfa679
[INFO] [stdout] test code::tests::display_var ... ok
[INFO] [stdout] test code::tests::display_call ... ok
[INFO] [stdout] test parser::tests::calls ... ok
[INFO] [stdout] test parser::tests::comments ... ok
[INFO] [stdout] test parser::tests::err_bad_args_unicode ... ok
[INFO] [stdout] test parser::tests::basic_parse ... ok
[INFO] [stdout] test parser::tests::spaces ... ok
[INFO] [stdout] test parser::tests::unicode ... ok
[INFO] [stdout] test parser::tests::reserved ... ok
[INFO] [stdout] test parser::tests::err_close_early ... ok
[INFO] [stdout] test parser::tests::parens ... ok
[INFO] [stdout] test parser::tests::err_bad_args ... ok
[INFO] [stdout] test parser::tests::lambdas ... ok
[INFO] [stdout] test parser::tests::err_no_close ... ok
[INFO] [stdout] test parser::tests::lets ... ok
[INFO] [stdout] test parser::tests::lets_not ... ok
[INFO] [stdout] test reduce::tests::beta_byname ... ok
[INFO] [stdout] test reduce::tests::order_norm ... ok
[INFO] [stdout] test reduce::tests::skk_full_byname ... ok
[INFO] [stdout] test reduce::tests::skk_iter_byname ... ok
[INFO] [stdout] test reduce::tests::free ... ok
[INFO] [stdout] test reduce::tests::skk_steps_byname ... ok
[INFO] [stdout] test reduce::tests::substitution ... ok
[INFO] [stdout] test reduce::tests::order_byname ... ok
[INFO] [stdout] test reduce::tests::skk_iter_norm ... ok
[INFO] [stdout] test reduce::tests::skk_full_norm ... ok
[INFO] [stdout] test reduce::tests::reductions ... ok
[INFO] [stdout] test parser::tests::err_empty_calls ... ok
[INFO] [stdout] test reduce::tests::step_byname ... ok
[INFO] [stdout] test reduce::tests::normalization_byname ... ok
[INFO] [stdout] test reduce::tests::beta_norm ... ok
[INFO] [stdout] test reduce::tests::irstrat_norm ... ok
[INFO] [stdout] test reduce::tests::irstrat_byname ... ok
[INFO] [stdout] test reduce::tests::normalization_norm ... ok
[INFO] [stdout] test reduce::tests::step_norm ... ok
[INFO] [stdout] test reduce::tests::skk_step_byname ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 36 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "308fa20e33869f3e58c3b4491797ee81edd5feeb67ccf065f1640404ceac42a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "308fa20e33869f3e58c3b4491797ee81edd5feeb67ccf065f1640404ceac42a1", kill_on_drop: false }`
[INFO] [stdout] 308fa20e33869f3e58c3b4491797ee81edd5feeb67ccf065f1640404ceac42a1