[INFO] cloning repository https://github.com/tkeiyama/letme
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tkeiyama/letme" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftkeiyama%2Fletme", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftkeiyama%2Fletme'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d5639ff575c5814f7169655b83b48b1f2ed97599
[INFO] testing tkeiyama/letme against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftkeiyama%2Fletme" "/workspace/builds/worker-117/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-117/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tkeiyama/letme on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tkeiyama/letme
[INFO] finished tweaking git repo https://github.com/tkeiyama/letme
[INFO] tweaked toml for git repo https://github.com/tkeiyama/letme written to /workspace/builds/worker-117/source/Cargo.toml
[INFO] crate git repo https://github.com/tkeiyama/letme already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dfbb73f75ba82b6fb84497eeb5f9c9aa2e124af27405245f5dcf12c061fcbf4a
[INFO] running `Command { std: "docker" "start" "-a" "dfbb73f75ba82b6fb84497eeb5f9c9aa2e124af27405245f5dcf12c061fcbf4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dfbb73f75ba82b6fb84497eeb5f9c9aa2e124af27405245f5dcf12c061fcbf4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfbb73f75ba82b6fb84497eeb5f9c9aa2e124af27405245f5dcf12c061fcbf4a", kill_on_drop: false }`
[INFO] [stdout] dfbb73f75ba82b6fb84497eeb5f9c9aa2e124af27405245f5dcf12c061fcbf4a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 03437e36fddbefb73faa073c9f4c909fd37d05f9ea3b6e6ed35c5f628e229f52
[INFO] running `Command { std: "docker" "start" "-a" "03437e36fddbefb73faa073c9f4c909fd37d05f9ea3b6e6ed35c5f628e229f52", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling letme v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.81s
[INFO] running `Command { std: "docker" "inspect" "03437e36fddbefb73faa073c9f4c909fd37d05f9ea3b6e6ed35c5f628e229f52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03437e36fddbefb73faa073c9f4c909fd37d05f9ea3b6e6ed35c5f628e229f52", kill_on_drop: false }`
[INFO] [stdout] 03437e36fddbefb73faa073c9f4c909fd37d05f9ea3b6e6ed35c5f628e229f52
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d91719e0ddc5090e22b9e68ed17e18852d8a9fc2067f76628c720c4b40ad546
[INFO] running `Command { std: "docker" "start" "-a" "3d91719e0ddc5090e22b9e68ed17e18852d8a9fc2067f76628c720c4b40ad546", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling letme v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "3d91719e0ddc5090e22b9e68ed17e18852d8a9fc2067f76628c720c4b40ad546", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d91719e0ddc5090e22b9e68ed17e18852d8a9fc2067f76628c720c4b40ad546", kill_on_drop: false }`
[INFO] [stdout] 3d91719e0ddc5090e22b9e68ed17e18852d8a9fc2067f76628c720c4b40ad546
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 887c51cb6b6ab8d319eb72389c4b1221a42e3461a8debf7d5588f82009952e90
[INFO] running `Command { std: "docker" "start" "-a" "887c51cb6b6ab8d319eb72389c4b1221a42e3461a8debf7d5588f82009952e90", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/letme-2901d01345156732)
[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" "887c51cb6b6ab8d319eb72389c4b1221a42e3461a8debf7d5588f82009952e90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "887c51cb6b6ab8d319eb72389c4b1221a42e3461a8debf7d5588f82009952e90", kill_on_drop: false }`
[INFO] [stdout] 887c51cb6b6ab8d319eb72389c4b1221a42e3461a8debf7d5588f82009952e90