[INFO] cloning repository https://github.com/cbrewster/cryptogram_solver
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cbrewster/cryptogram_solver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcbrewster%2Fcryptogram_solver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcbrewster%2Fcryptogram_solver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 88bb429c1871729a3eff3b43c4e8493be05d40ae
[INFO] testing cbrewster/cryptogram_solver against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcbrewster%2Fcryptogram_solver" "/workspace/builds/worker-17/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-17/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cbrewster/cryptogram_solver on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cbrewster/cryptogram_solver
[INFO] finished tweaking git repo https://github.com/cbrewster/cryptogram_solver
[INFO] tweaked toml for git repo https://github.com/cbrewster/cryptogram_solver written to /workspace/builds/worker-17/source/Cargo.toml
[INFO] crate git repo https://github.com/cbrewster/cryptogram_solver already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b2817e389804345ffd7ed3266585e55dad6db236de2bf305aa3eb4fd116fbb2c
[INFO] running `Command { std: "docker" "start" "-a" "b2817e389804345ffd7ed3266585e55dad6db236de2bf305aa3eb4fd116fbb2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b2817e389804345ffd7ed3266585e55dad6db236de2bf305aa3eb4fd116fbb2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2817e389804345ffd7ed3266585e55dad6db236de2bf305aa3eb4fd116fbb2c", kill_on_drop: false }`
[INFO] [stdout] b2817e389804345ffd7ed3266585e55dad6db236de2bf305aa3eb4fd116fbb2c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8cde3a5e038fa4a36b0c553845ad3c1eb0f13c97f8e0f0539f778ef8e4687f5b
[INFO] running `Command { std: "docker" "start" "-a" "8cde3a5e038fa4a36b0c553845ad3c1eb0f13c97f8e0f0539f778ef8e4687f5b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cryptogram_solver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.68s
[INFO] running `Command { std: "docker" "inspect" "8cde3a5e038fa4a36b0c553845ad3c1eb0f13c97f8e0f0539f778ef8e4687f5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cde3a5e038fa4a36b0c553845ad3c1eb0f13c97f8e0f0539f778ef8e4687f5b", kill_on_drop: false }`
[INFO] [stdout] 8cde3a5e038fa4a36b0c553845ad3c1eb0f13c97f8e0f0539f778ef8e4687f5b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 13ba3eccf9b7b426c4b6e7f297d85914d768a842a60b3e91080ee2f221a8d21f
[INFO] running `Command { std: "docker" "start" "-a" "13ba3eccf9b7b426c4b6e7f297d85914d768a842a60b3e91080ee2f221a8d21f", kill_on_drop: false }`
[INFO] [stderr]    Compiling cryptogram_solver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "13ba3eccf9b7b426c4b6e7f297d85914d768a842a60b3e91080ee2f221a8d21f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13ba3eccf9b7b426c4b6e7f297d85914d768a842a60b3e91080ee2f221a8d21f", kill_on_drop: false }`
[INFO] [stdout] 13ba3eccf9b7b426c4b6e7f297d85914d768a842a60b3e91080ee2f221a8d21f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 28e1c21a5ca2152d50dbc4430e7e3bd32d90414cae64b9c510be93a4a2a7d0fc
[INFO] running `Command { std: "docker" "start" "-a" "28e1c21a5ca2152d50dbc4430e7e3bd32d90414cae64b9c510be93a4a2a7d0fc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.38s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cryptogram_solver-dbbdb85068ed2409)
[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" "28e1c21a5ca2152d50dbc4430e7e3bd32d90414cae64b9c510be93a4a2a7d0fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28e1c21a5ca2152d50dbc4430e7e3bd32d90414cae64b9c510be93a4a2a7d0fc", kill_on_drop: false }`
[INFO] [stdout] 28e1c21a5ca2152d50dbc4430e7e3bd32d90414cae64b9c510be93a4a2a7d0fc