[INFO] cloning repository https://github.com/MitI-7/MaximumBudgetedAllocation
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MitI-7/MaximumBudgetedAllocation" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMitI-7%2FMaximumBudgetedAllocation", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMitI-7%2FMaximumBudgetedAllocation'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 435fc4a4dde75645a3d338c9dbe2d5bc76fae5e0
[INFO] testing MitI-7/MaximumBudgetedAllocation against 1.55.0 for beta-1.56-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMitI-7%2FMaximumBudgetedAllocation" "/workspace/builds/worker-60/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-60/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MitI-7/MaximumBudgetedAllocation 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/MitI-7/MaximumBudgetedAllocation
[INFO] finished tweaking git repo https://github.com/MitI-7/MaximumBudgetedAllocation
[INFO] tweaked toml for git repo https://github.com/MitI-7/MaximumBudgetedAllocation written to /workspace/builds/worker-60/source/Cargo.toml
[INFO] crate git repo https://github.com/MitI-7/MaximumBudgetedAllocation 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] [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-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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] 3fb1a3074ae56cc2d3b4417b4009e2af5519dc5e2a2e5f1c7911d9a6dd99a3f2
[INFO] running `Command { std: "docker" "start" "-a" "3fb1a3074ae56cc2d3b4417b4009e2af5519dc5e2a2e5f1c7911d9a6dd99a3f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3fb1a3074ae56cc2d3b4417b4009e2af5519dc5e2a2e5f1c7911d9a6dd99a3f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fb1a3074ae56cc2d3b4417b4009e2af5519dc5e2a2e5f1c7911d9a6dd99a3f2", kill_on_drop: false }`
[INFO] [stdout] 3fb1a3074ae56cc2d3b4417b4009e2af5519dc5e2a2e5f1c7911d9a6dd99a3f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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] 41f274dfcc1b15ca25b91d2a9339d79d74f8701c91b9f043c6a574a9930d5032
[INFO] running `Command { std: "docker" "start" "-a" "41f274dfcc1b15ca25b91d2a9339d79d74f8701c91b9f043c6a574a9930d5032", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling libc v0.2.84
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.3.1
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling num-complex v0.3.1
[INFO] [stderr]    Compiling ordered-float v2.0.1
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling num v0.3.1
[INFO] [stderr]    Compiling maximum_budgeted_allocation v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 56.38s
[INFO] running `Command { std: "docker" "inspect" "41f274dfcc1b15ca25b91d2a9339d79d74f8701c91b9f043c6a574a9930d5032", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41f274dfcc1b15ca25b91d2a9339d79d74f8701c91b9f043c6a574a9930d5032", kill_on_drop: false }`
[INFO] [stdout] 41f274dfcc1b15ca25b91d2a9339d79d74f8701c91b9f043c6a574a9930d5032
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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] 39cb0edf16e1ad79bfd0d334224128c40ae885d2227d3a5d585433cfd718570b
[INFO] running `Command { std: "docker" "start" "-a" "39cb0edf16e1ad79bfd0d334224128c40ae885d2227d3a5d585433cfd718570b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling maximum_budgeted_allocation v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.47s
[INFO] running `Command { std: "docker" "inspect" "39cb0edf16e1ad79bfd0d334224128c40ae885d2227d3a5d585433cfd718570b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39cb0edf16e1ad79bfd0d334224128c40ae885d2227d3a5d585433cfd718570b", kill_on_drop: false }`
[INFO] [stdout] 39cb0edf16e1ad79bfd0d334224128c40ae885d2227d3a5d585433cfd718570b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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] a4b72dbbeeea4f09f8144e784665d74454177225ffc54cb38d0e273504f0647b
[INFO] running `Command { std: "docker" "start" "-a" "a4b72dbbeeea4f09f8144e784665d74454177225ffc54cb38d0e273504f0647b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.97s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/maximum_budgeted_allocation-a846973ac53ea4fe)
[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" "a4b72dbbeeea4f09f8144e784665d74454177225ffc54cb38d0e273504f0647b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4b72dbbeeea4f09f8144e784665d74454177225ffc54cb38d0e273504f0647b", kill_on_drop: false }`
[INFO] [stdout] a4b72dbbeeea4f09f8144e784665d74454177225ffc54cb38d0e273504f0647b