[INFO] cloning repository https://github.com/jonandrewdavis/monthly-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jonandrewdavis/monthly-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonandrewdavis%2Fmonthly-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonandrewdavis%2Fmonthly-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ad99407b7eaf8db2d62ea0d1df0c9aa8a3b99ac5
[INFO] checking jonandrewdavis/monthly-rust against master#d3dd34a1d4a7e25a92a0d65994bb01a5d17c59ee for pr-127481-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonandrewdavis%2Fmonthly-rust" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jonandrewdavis/monthly-rust on toolchain d3dd34a1d4a7e25a92a0d65994bb01a5d17c59ee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d3dd34a1d4a7e25a92a0d65994bb01a5d17c59ee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jonandrewdavis/monthly-rust
[INFO] finished tweaking git repo https://github.com/jonandrewdavis/monthly-rust
[INFO] tweaked toml for git repo https://github.com/jonandrewdavis/monthly-rust written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/jonandrewdavis/monthly-rust 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" "+d3dd34a1d4a7e25a92a0d65994bb01a5d17c59ee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded window_clipboard v0.2.3
[INFO] [stderr]   Downloaded accesskit_winit v0.7.2
[INFO] [stderr]   Downloaded accesskit_macos v0.3.0
[INFO] [stderr]   Downloaded watch v0.2.2
[INFO] [stderr]   Downloaded block2 v0.2.0-alpha.7
[INFO] [stderr]   Downloaded block-sys v0.1.0-beta.2
[INFO] [stderr]   Downloaded objc-sys v0.2.0-beta.3
[INFO] [stderr]   Downloaded lyon_algorithms v1.0.2
[INFO] [stderr]   Downloaded iced_winit v0.5.1
[INFO] [stderr]   Downloaded objc2-encode v2.0.0-pre.3
[INFO] [stderr]   Downloaded iced_graphics v0.4.0
[INFO] [stderr]   Downloaded iced_wgpu v0.6.1
[INFO] [stderr]   Downloaded iced v0.5.2
[INFO] [stderr]   Downloaded lyon_tessellation v1.0.7
[INFO] [stderr]   Downloaded objc2 v0.3.0-beta.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+d3dd34a1d4a7e25a92a0d65994bb01a5d17c59ee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6ff769f575895d4ee4913a4bb0a6256b489e61347486f4353b3188f4fa21db53
[INFO] running `Command { std: "docker" "start" "-a" "6ff769f575895d4ee4913a4bb0a6256b489e61347486f4353b3188f4fa21db53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6ff769f575895d4ee4913a4bb0a6256b489e61347486f4353b3188f4fa21db53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ff769f575895d4ee4913a4bb0a6256b489e61347486f4353b3188f4fa21db53", kill_on_drop: false }`
[INFO] [stdout] 6ff769f575895d4ee4913a4bb0a6256b489e61347486f4353b3188f4fa21db53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+d3dd34a1d4a7e25a92a0d65994bb01a5d17c59ee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 542ccb305012a6264271dca19ea2ae15b448376b64fdf1c30c1180d01a697150
[INFO] running `Command { std: "docker" "start" "-a" "542ccb305012a6264271dca19ea2ae15b448376b64fdf1c30c1180d01a697150", kill_on_drop: false }`
[INFO] [stderr] error: failed to create directory `/opt/rustwide/target/debug/build/serde_derive-31a823479bd81401`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] running `Command { std: "docker" "inspect" "542ccb305012a6264271dca19ea2ae15b448376b64fdf1c30c1180d01a697150", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "542ccb305012a6264271dca19ea2ae15b448376b64fdf1c30c1180d01a697150", kill_on_drop: false }`
[INFO] [stdout] 542ccb305012a6264271dca19ea2ae15b448376b64fdf1c30c1180d01a697150
[INFO] checking jonandrewdavis/monthly-rust against try#3d1ad905b56a11961be37df7dc5e56be58204dd8 for pr-127481-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonandrewdavis%2Fmonthly-rust" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jonandrewdavis/monthly-rust on toolchain 3d1ad905b56a11961be37df7dc5e56be58204dd8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3d1ad905b56a11961be37df7dc5e56be58204dd8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jonandrewdavis/monthly-rust
[INFO] finished tweaking git repo https://github.com/jonandrewdavis/monthly-rust
[INFO] tweaked toml for git repo https://github.com/jonandrewdavis/monthly-rust written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/jonandrewdavis/monthly-rust 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" "+3d1ad905b56a11961be37df7dc5e56be58204dd8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+3d1ad905b56a11961be37df7dc5e56be58204dd8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] be4ea537deafe21408f5a5bfd0589f783e4b2e1244018bc483e314d88214cb9c
[INFO] running `Command { std: "docker" "start" "-a" "be4ea537deafe21408f5a5bfd0589f783e4b2e1244018bc483e314d88214cb9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "be4ea537deafe21408f5a5bfd0589f783e4b2e1244018bc483e314d88214cb9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be4ea537deafe21408f5a5bfd0589f783e4b2e1244018bc483e314d88214cb9c", kill_on_drop: false }`
[INFO] [stdout] be4ea537deafe21408f5a5bfd0589f783e4b2e1244018bc483e314d88214cb9c
[INFO] checking jonandrewdavis/monthly-rust against try#3d1ad905b56a11961be37df7dc5e56be58204dd8 for pr-127481-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonandrewdavis%2Fmonthly-rust" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jonandrewdavis/monthly-rust on toolchain 3d1ad905b56a11961be37df7dc5e56be58204dd8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3d1ad905b56a11961be37df7dc5e56be58204dd8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jonandrewdavis/monthly-rust
[INFO] finished tweaking git repo https://github.com/jonandrewdavis/monthly-rust
[INFO] tweaked toml for git repo https://github.com/jonandrewdavis/monthly-rust written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/jonandrewdavis/monthly-rust 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" "+3d1ad905b56a11961be37df7dc5e56be58204dd8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+3d1ad905b56a11961be37df7dc5e56be58204dd8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] febee5e7f03dcdd414ce6fb4b5be10df8f61055fe7858fca7289c24802eec3b1
[INFO] running `Command { std: "docker" "start" "-a" "febee5e7f03dcdd414ce6fb4b5be10df8f61055fe7858fca7289c24802eec3b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "febee5e7f03dcdd414ce6fb4b5be10df8f61055fe7858fca7289c24802eec3b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "febee5e7f03dcdd414ce6fb4b5be10df8f61055fe7858fca7289c24802eec3b1", kill_on_drop: false }`
[INFO] [stdout] febee5e7f03dcdd414ce6fb4b5be10df8f61055fe7858fca7289c24802eec3b1
[INFO] checking jonandrewdavis/monthly-rust against try#3d1ad905b56a11961be37df7dc5e56be58204dd8 for pr-127481-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonandrewdavis%2Fmonthly-rust" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jonandrewdavis/monthly-rust on toolchain 3d1ad905b56a11961be37df7dc5e56be58204dd8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3d1ad905b56a11961be37df7dc5e56be58204dd8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jonandrewdavis/monthly-rust
[INFO] finished tweaking git repo https://github.com/jonandrewdavis/monthly-rust
[INFO] tweaked toml for git repo https://github.com/jonandrewdavis/monthly-rust written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/jonandrewdavis/monthly-rust 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" "+3d1ad905b56a11961be37df7dc5e56be58204dd8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+3d1ad905b56a11961be37df7dc5e56be58204dd8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ca117fc51d29bb4921660b7844819b7c440fa50e94499c5601ca3dfcad921165
[INFO] running `Command { std: "docker" "start" "-a" "ca117fc51d29bb4921660b7844819b7c440fa50e94499c5601ca3dfcad921165", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca117fc51d29bb4921660b7844819b7c440fa50e94499c5601ca3dfcad921165", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca117fc51d29bb4921660b7844819b7c440fa50e94499c5601ca3dfcad921165", kill_on_drop: false }`
[INFO] [stdout] ca117fc51d29bb4921660b7844819b7c440fa50e94499c5601ca3dfcad921165
[INFO] checking jonandrewdavis/monthly-rust against try#3d1ad905b56a11961be37df7dc5e56be58204dd8 for pr-127481-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonandrewdavis%2Fmonthly-rust" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jonandrewdavis/monthly-rust on toolchain 3d1ad905b56a11961be37df7dc5e56be58204dd8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3d1ad905b56a11961be37df7dc5e56be58204dd8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jonandrewdavis/monthly-rust
[INFO] finished tweaking git repo https://github.com/jonandrewdavis/monthly-rust
[INFO] tweaked toml for git repo https://github.com/jonandrewdavis/monthly-rust written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/jonandrewdavis/monthly-rust 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" "+3d1ad905b56a11961be37df7dc5e56be58204dd8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+3d1ad905b56a11961be37df7dc5e56be58204dd8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 694d17cc1a9b6370128f59846ab7ce2dedfde13a678d93348711f094086f14c3
[INFO] running `Command { std: "docker" "start" "-a" "694d17cc1a9b6370128f59846ab7ce2dedfde13a678d93348711f094086f14c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "694d17cc1a9b6370128f59846ab7ce2dedfde13a678d93348711f094086f14c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "694d17cc1a9b6370128f59846ab7ce2dedfde13a678d93348711f094086f14c3", kill_on_drop: false }`
[INFO] [stdout] 694d17cc1a9b6370128f59846ab7ce2dedfde13a678d93348711f094086f14c3
[INFO] checking jonandrewdavis/monthly-rust against try#3d1ad905b56a11961be37df7dc5e56be58204dd8 for pr-127481-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonandrewdavis%2Fmonthly-rust" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jonandrewdavis/monthly-rust on toolchain 3d1ad905b56a11961be37df7dc5e56be58204dd8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3d1ad905b56a11961be37df7dc5e56be58204dd8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jonandrewdavis/monthly-rust
[INFO] finished tweaking git repo https://github.com/jonandrewdavis/monthly-rust
[INFO] tweaked toml for git repo https://github.com/jonandrewdavis/monthly-rust written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/jonandrewdavis/monthly-rust 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" "+3d1ad905b56a11961be37df7dc5e56be58204dd8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+3d1ad905b56a11961be37df7dc5e56be58204dd8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2821448db504a58345dd92804ec3a064d4593bce4a3e147f38f1d7df4fb99c91
[INFO] running `Command { std: "docker" "start" "-a" "2821448db504a58345dd92804ec3a064d4593bce4a3e147f38f1d7df4fb99c91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2821448db504a58345dd92804ec3a064d4593bce4a3e147f38f1d7df4fb99c91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2821448db504a58345dd92804ec3a064d4593bce4a3e147f38f1d7df4fb99c91", kill_on_drop: false }`
[INFO] [stdout] 2821448db504a58345dd92804ec3a064d4593bce4a3e147f38f1d7df4fb99c91
[ERROR] this task or one of its parent failed!
[ERROR] command failed: exit status: 1
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.