[INFO] fetching crate ubuntu-version 0.2.4...
[INFO] checking ubuntu-version-0.2.4 against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] extracting crate ubuntu-version 0.2.4 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate ubuntu-version 0.2.4 on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ubuntu-version 0.2.4
[INFO] finished tweaking crates.io crate ubuntu-version 0.2.4
[INFO] tweaked toml for crates.io crate ubuntu-version 0.2.4 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate ubuntu-version 0.2.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 64b8fc5d219ced9635971c9e7cdcf19526e47563ea90870b3a2c92cdd6dae9b4
[INFO] running `Command { std: "docker" "start" "-a" "64b8fc5d219ced9635971c9e7cdcf19526e47563ea90870b3a2c92cdd6dae9b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "64b8fc5d219ced9635971c9e7cdcf19526e47563ea90870b3a2c92cdd6dae9b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64b8fc5d219ced9635971c9e7cdcf19526e47563ea90870b3a2c92cdd6dae9b4", kill_on_drop: false }`
[INFO] [stdout] 64b8fc5d219ced9635971c9e7cdcf19526e47563ea90870b3a2c92cdd6dae9b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da37603c43d05bebcacfd30e1ff6f760f93b8f63edf35601f84e24fb4cb5a97d
[INFO] running `Command { std: "docker" "start" "-a" "da37603c43d05bebcacfd30e1ff6f760f93b8f63edf35601f84e24fb4cb5a97d", 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] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking os-release v0.1.0
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]     Checking thiserror v1.0.25
[INFO] [stderr]     Checking ubuntu-version v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.34s
[INFO] running `Command { std: "docker" "inspect" "da37603c43d05bebcacfd30e1ff6f760f93b8f63edf35601f84e24fb4cb5a97d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da37603c43d05bebcacfd30e1ff6f760f93b8f63edf35601f84e24fb4cb5a97d", kill_on_drop: false }`
[INFO] [stdout] da37603c43d05bebcacfd30e1ff6f760f93b8f63edf35601f84e24fb4cb5a97d