[INFO] fetching crate system-interface 0.8.0...
[INFO] checking system-interface-0.8.0 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] extracting crate system-interface 0.8.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate system-interface 0.8.0 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate system-interface 0.8.0
[INFO] finished tweaking crates.io crate system-interface 0.8.0
[INFO] tweaked toml for crates.io crate system-interface 0.8.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded io-lifetimes v0.1.1
[INFO] [stderr]   Downloaded fs-set-times v0.6.0
[INFO] [stderr]   Downloaded cap-tempfile v0.16.3
[INFO] [stderr]   Downloaded cap-fs-ext v0.16.3
[INFO] [stderr]   Downloaded char-device v0.4.0
[INFO] [stderr]   Downloaded arf-strings v0.3.0
[INFO] [stderr]   Downloaded cap-async-std v0.16.3
[INFO] [stderr]   Downloaded maybe-owned v0.3.4
[INFO] [stderr]   Downloaded ambient-authority v0.0.1
[INFO] [stderr]   Downloaded winx v0.27.0
[INFO] [stderr]   Downloaded cap-std v0.16.3
[INFO] [stderr]   Downloaded ssh2 v0.9.1
[INFO] [stderr]   Downloaded socketpair v0.7.0
[INFO] [stderr]   Downloaded unsafe-io v0.6.12
[INFO] [stderr]   Downloaded posish v0.6.3
[INFO] [stderr]   Downloaded cap-primitives v0.16.3
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 46b94486b66879caff34593e72d99691260d3f910f3975601eead9f0bcd74607
[INFO] running `Command { std: "docker" "start" "-a" "46b94486b66879caff34593e72d99691260d3f910f3975601eead9f0bcd74607", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "46b94486b66879caff34593e72d99691260d3f910f3975601eead9f0bcd74607", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46b94486b66879caff34593e72d99691260d3f910f3975601eead9f0bcd74607", kill_on_drop: false }`
[INFO] [stdout] 46b94486b66879caff34593e72d99691260d3f910f3975601eead9f0bcd74607
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] daaeb1eb83f08a3ed2bf26ab025125495df196b48931139fb63fc57573612f87
[INFO] running `Command { std: "docker" "start" "-a" "daaeb1eb83f08a3ed2bf26ab025125495df196b48931139fb63fc57573612f87", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling semver v1.0.3
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking linux-raw-sys v0.0.17
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking ambient-authority v0.0.1
[INFO] [stderr]     Checking ipnet v2.3.1
[INFO] [stderr]     Checking maybe-owned v0.3.4
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling cstr v0.2.8
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling io-lifetimes v0.2.0
[INFO] [stderr]    Compiling posish v0.16.4
[INFO] [stderr]    Compiling unsafe-io v0.7.1
[INFO] [stderr]    Compiling cap-primitives v0.16.3
[INFO] [stderr]    Compiling cap-std v0.16.3
[INFO] [stderr]    Compiling system-interface v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling cap-fs-ext v0.16.3
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking fs-set-times v0.6.0
[INFO] [stderr]     Checking cap-tempfile v0.16.3
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.40s
[INFO] running `Command { std: "docker" "inspect" "daaeb1eb83f08a3ed2bf26ab025125495df196b48931139fb63fc57573612f87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "daaeb1eb83f08a3ed2bf26ab025125495df196b48931139fb63fc57573612f87", kill_on_drop: false }`
[INFO] [stdout] daaeb1eb83f08a3ed2bf26ab025125495df196b48931139fb63fc57573612f87