[INFO] fetching crate rustc_version 0.3.3...
[INFO] checking rustc_version-0.3.3 against try#7b3565da729099dbe807466fcd118fb2815986e0 for pr-81789
[INFO] extracting crate rustc_version 0.3.3 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate rustc_version 0.3.3 on toolchain 7b3565da729099dbe807466fcd118fb2815986e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustc_version 0.3.3
[INFO] finished tweaking crates.io crate rustc_version 0.3.3
[INFO] tweaked toml for crates.io crate rustc_version 0.3.3 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7e84aaf988d2a3114835b78d8a47c80d1db9b1486e704d51ac82fc9269f094c9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7e84aaf988d2a3114835b78d8a47c80d1db9b1486e704d51ac82fc9269f094c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e84aaf988d2a3114835b78d8a47c80d1db9b1486e704d51ac82fc9269f094c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e84aaf988d2a3114835b78d8a47c80d1db9b1486e704d51ac82fc9269f094c9", kill_on_drop: false }`
[INFO] [stdout] 7e84aaf988d2a3114835b78d8a47c80d1db9b1486e704d51ac82fc9269f094c9
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4b66d6beb8913b41abd3142c675363732491156b69a0a67b5ef7ba8c871578a4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4b66d6beb8913b41abd3142c675363732491156b69a0a67b5ef7ba8c871578a4", kill_on_drop: false }`
[INFO] [stderr]     Checking ucd-trie v0.1.3
[INFO] [stderr]     Checking pest v2.1.3
[INFO] [stderr]     Checking semver-parser v0.10.2
[INFO] [stderr]     Checking semver v0.11.0
[INFO] [stderr]     Checking rustc_version v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.23s
[INFO] running `Command { std: "docker" "inspect" "4b66d6beb8913b41abd3142c675363732491156b69a0a67b5ef7ba8c871578a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b66d6beb8913b41abd3142c675363732491156b69a0a67b5ef7ba8c871578a4", kill_on_drop: false }`
[INFO] [stdout] 4b66d6beb8913b41abd3142c675363732491156b69a0a67b5ef7ba8c871578a4