[INFO] fetching crate ergo_fs 0.2.0...
[INFO] checking ergo_fs-0.2.0 against try#99a443d6903f71d521237d8acb5a3016b534d17b for pr-83354
[INFO] extracting crate ergo_fs 0.2.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate ergo_fs 0.2.0 on toolchain 99a443d6903f71d521237d8acb5a3016b534d17b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ergo_fs 0.2.0
[INFO] finished tweaking crates.io crate ergo_fs 0.2.0
[INFO] tweaked toml for crates.io crate ergo_fs 0.2.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded stfu8 v0.2.4
[INFO] [stderr]   Downloaded path_abs v0.4.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3bac14c896b7b5d566f4d18ac0b77a1d07ff4ac16790e0279540b72bc639758a
[INFO] running `Command { std: "docker" "start" "-a" "3bac14c896b7b5d566f4d18ac0b77a1d07ff4ac16790e0279540b72bc639758a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3bac14c896b7b5d566f4d18ac0b77a1d07ff4ac16790e0279540b72bc639758a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bac14c896b7b5d566f4d18ac0b77a1d07ff4ac16790e0279540b72bc639758a", kill_on_drop: false }`
[INFO] [stdout] 3bac14c896b7b5d566f4d18ac0b77a1d07ff4ac16790e0279540b72bc639758a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf02ec5cbf34a3c39b5c0b74219229bea3c274b09cff2a7743bc0f9e1dcca4cd
[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" "cf02ec5cbf34a3c39b5c0b74219229bea3c274b09cff2a7743bc0f9e1dcca4cd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling syn v1.0.65
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking filetime v0.2.14
[INFO] [stderr]     Checking xattr v0.2.2
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking shellexpand v1.1.1
[INFO] [stderr]     Checking tar v0.4.33
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking regex v1.4.5
[INFO] [stderr]     Checking stfu8 v0.2.4
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]     Checking path_abs v0.4.1
[INFO] [stderr]     Checking ergo_fs v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.27s
[INFO] running `Command { std: "docker" "inspect" "cf02ec5cbf34a3c39b5c0b74219229bea3c274b09cff2a7743bc0f9e1dcca4cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf02ec5cbf34a3c39b5c0b74219229bea3c274b09cff2a7743bc0f9e1dcca4cd", kill_on_drop: false }`
[INFO] [stdout] cf02ec5cbf34a3c39b5c0b74219229bea3c274b09cff2a7743bc0f9e1dcca4cd