[INFO] cloning repository https://github.com/bill-pace/assignment-solver
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bill-pace/assignment-solver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbill-pace%2Fassignment-solver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbill-pace%2Fassignment-solver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 235633cdcb6918df09aa5bb676ae248ac2cd1189
[INFO] checking bill-pace/assignment-solver/235633cdcb6918df09aa5bb676ae248ac2cd1189 against try#264a7c4a1c917c83d13895a31231f9d93c7b67e1 for pr-132289
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbill-pace%2Fassignment-solver" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bill-pace/assignment-solver on toolchain 264a7c4a1c917c83d13895a31231f9d93c7b67e1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+264a7c4a1c917c83d13895a31231f9d93c7b67e1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bill-pace/assignment-solver
[INFO] finished tweaking git repo https://github.com/bill-pace/assignment-solver
[INFO] tweaked toml for git repo https://github.com/bill-pace/assignment-solver written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/bill-pace/assignment-solver 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" "+264a7c4a1c917c83d13895a31231f9d93c7b67e1" "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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+264a7c4a1c917c83d13895a31231f9d93c7b67e1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b8938a485cc711c2e2669d571bd5f854a81b864257a7c59b74b4f9a9f9828cd7
[INFO] running `Command { std: "docker" "start" "-a" "b8938a485cc711c2e2669d571bd5f854a81b864257a7c59b74b4f9a9f9828cd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8938a485cc711c2e2669d571bd5f854a81b864257a7c59b74b4f9a9f9828cd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8938a485cc711c2e2669d571bd5f854a81b864257a7c59b74b4f9a9f9828cd7", kill_on_drop: false }`
[INFO] [stdout] b8938a485cc711c2e2669d571bd5f854a81b864257a7c59b74b4f9a9f9828cd7
[INFO] checking bill-pace/assignment-solver/235633cdcb6918df09aa5bb676ae248ac2cd1189 against try#264a7c4a1c917c83d13895a31231f9d93c7b67e1 for pr-132289
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbill-pace%2Fassignment-solver" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bill-pace/assignment-solver on toolchain 264a7c4a1c917c83d13895a31231f9d93c7b67e1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+264a7c4a1c917c83d13895a31231f9d93c7b67e1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bill-pace/assignment-solver
[INFO] finished tweaking git repo https://github.com/bill-pace/assignment-solver
[INFO] tweaked toml for git repo https://github.com/bill-pace/assignment-solver written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/bill-pace/assignment-solver 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" "+264a7c4a1c917c83d13895a31231f9d93c7b67e1" "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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+264a7c4a1c917c83d13895a31231f9d93c7b67e1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eaae408cf4d79eaa547101b1af5e1d1b522eeb8eba8d8edfbf79a98ec5f43a0c
[INFO] running `Command { std: "docker" "start" "-a" "eaae408cf4d79eaa547101b1af5e1d1b522eeb8eba8d8edfbf79a98ec5f43a0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eaae408cf4d79eaa547101b1af5e1d1b522eeb8eba8d8edfbf79a98ec5f43a0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eaae408cf4d79eaa547101b1af5e1d1b522eeb8eba8d8edfbf79a98ec5f43a0c", kill_on_drop: false }`
[INFO] [stdout] eaae408cf4d79eaa547101b1af5e1d1b522eeb8eba8d8edfbf79a98ec5f43a0c
[INFO] checking bill-pace/assignment-solver/235633cdcb6918df09aa5bb676ae248ac2cd1189 against try#264a7c4a1c917c83d13895a31231f9d93c7b67e1 for pr-132289
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbill-pace%2Fassignment-solver" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bill-pace/assignment-solver on toolchain 264a7c4a1c917c83d13895a31231f9d93c7b67e1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+264a7c4a1c917c83d13895a31231f9d93c7b67e1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bill-pace/assignment-solver
[INFO] finished tweaking git repo https://github.com/bill-pace/assignment-solver
[INFO] tweaked toml for git repo https://github.com/bill-pace/assignment-solver written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/bill-pace/assignment-solver 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" "+264a7c4a1c917c83d13895a31231f9d93c7b67e1" "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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+264a7c4a1c917c83d13895a31231f9d93c7b67e1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8e2987125088bb9b78d68fa161f33c230fad4d224f0ec9e1f1bf0832a0a5f2ff
[INFO] running `Command { std: "docker" "start" "-a" "8e2987125088bb9b78d68fa161f33c230fad4d224f0ec9e1f1bf0832a0a5f2ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e2987125088bb9b78d68fa161f33c230fad4d224f0ec9e1f1bf0832a0a5f2ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e2987125088bb9b78d68fa161f33c230fad4d224f0ec9e1f1bf0832a0a5f2ff", kill_on_drop: false }`
[INFO] [stdout] 8e2987125088bb9b78d68fa161f33c230fad4d224f0ec9e1f1bf0832a0a5f2ff
[INFO] checking bill-pace/assignment-solver/235633cdcb6918df09aa5bb676ae248ac2cd1189 against try#264a7c4a1c917c83d13895a31231f9d93c7b67e1 for pr-132289
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbill-pace%2Fassignment-solver" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bill-pace/assignment-solver on toolchain 264a7c4a1c917c83d13895a31231f9d93c7b67e1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+264a7c4a1c917c83d13895a31231f9d93c7b67e1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bill-pace/assignment-solver
[INFO] finished tweaking git repo https://github.com/bill-pace/assignment-solver
[INFO] tweaked toml for git repo https://github.com/bill-pace/assignment-solver written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/bill-pace/assignment-solver 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" "+264a7c4a1c917c83d13895a31231f9d93c7b67e1" "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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+264a7c4a1c917c83d13895a31231f9d93c7b67e1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 45ed0d88987eef1702979d7ce3e314d6d7f6dd69fcd97b59cdcb6c705945aa4e
[INFO] running `Command { std: "docker" "start" "-a" "45ed0d88987eef1702979d7ce3e314d6d7f6dd69fcd97b59cdcb6c705945aa4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "45ed0d88987eef1702979d7ce3e314d6d7f6dd69fcd97b59cdcb6c705945aa4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45ed0d88987eef1702979d7ce3e314d6d7f6dd69fcd97b59cdcb6c705945aa4e", kill_on_drop: false }`
[INFO] [stdout] 45ed0d88987eef1702979d7ce3e314d6d7f6dd69fcd97b59cdcb6c705945aa4e
[INFO] checking bill-pace/assignment-solver/235633cdcb6918df09aa5bb676ae248ac2cd1189 against try#264a7c4a1c917c83d13895a31231f9d93c7b67e1 for pr-132289
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbill-pace%2Fassignment-solver" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bill-pace/assignment-solver on toolchain 264a7c4a1c917c83d13895a31231f9d93c7b67e1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+264a7c4a1c917c83d13895a31231f9d93c7b67e1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bill-pace/assignment-solver
[INFO] finished tweaking git repo https://github.com/bill-pace/assignment-solver
[INFO] tweaked toml for git repo https://github.com/bill-pace/assignment-solver written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/bill-pace/assignment-solver 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" "+264a7c4a1c917c83d13895a31231f9d93c7b67e1" "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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+264a7c4a1c917c83d13895a31231f9d93c7b67e1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f98d60c14d3469a0824e2866d0b465e432e09a96b5d4f5f67ec400476af03bd8
[INFO] running `Command { std: "docker" "start" "-a" "f98d60c14d3469a0824e2866d0b465e432e09a96b5d4f5f67ec400476af03bd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f98d60c14d3469a0824e2866d0b465e432e09a96b5d4f5f67ec400476af03bd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f98d60c14d3469a0824e2866d0b465e432e09a96b5d4f5f67ec400476af03bd8", kill_on_drop: false }`
[INFO] [stdout] f98d60c14d3469a0824e2866d0b465e432e09a96b5d4f5f67ec400476af03bd8


ExecutionFailed(ExitStatus(unix_wait_status(256)))