[INFO] fetching crate system-interface 0.7.0...
[INFO] checking system-interface-0.7.0 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate system-interface 0.7.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate system-interface 0.7.0 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate system-interface 0.7.0
[INFO] finished tweaking crates.io crate system-interface 0.7.0
[INFO] tweaked toml for crates.io crate system-interface 0.7.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", 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]  Downloading crates ...
[INFO] [stderr]   Downloaded ssh2 v0.9.1
[INFO] [stderr]   Downloaded io-lifetimes v0.2.0
[INFO] [stderr]   Downloaded io-lifetimes v0.1.1
[INFO] [stderr]   Downloaded fs-set-times v0.5.1
[INFO] [stderr]   Downloaded arf-strings v0.3.0
[INFO] [stderr]   Downloaded cap-fs-ext v0.15.2
[INFO] [stderr]   Downloaded ambient-authority v0.0.0
[INFO] [stderr]   Downloaded cap-async-std v0.15.4
[INFO] [stderr]   Downloaded unsafe-io v0.6.12
[INFO] [stderr]   Downloaded cstr v0.2.8
[INFO] [stderr]   Downloaded linux-raw-sys v0.0.12
[INFO] [stderr]   Downloaded winx v0.27.0
[INFO] [stderr]   Downloaded socketpair v0.7.0
[INFO] [stderr]   Downloaded unsafe-io v0.7.1
[INFO] [stderr]   Downloaded char-device v0.4.0
[INFO] [stderr]   Downloaded cap-std v0.15.4
[INFO] [stderr]   Downloaded cap-tempfile v0.15.2
[INFO] [stderr]   Downloaded posish v0.6.3
[INFO] [stderr]   Downloaded cap-primitives v0.15.4
[INFO] [stderr]   Downloaded posish v0.15.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 409deaeff4cd29525283486e43932a0aa678fbcac031f852c9f635ab21d9ef87
[INFO] running `Command { std: "docker" "start" "-a" "409deaeff4cd29525283486e43932a0aa678fbcac031f852c9f635ab21d9ef87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "409deaeff4cd29525283486e43932a0aa678fbcac031f852c9f635ab21d9ef87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "409deaeff4cd29525283486e43932a0aa678fbcac031f852c9f635ab21d9ef87", kill_on_drop: false }`
[INFO] [stdout] 409deaeff4cd29525283486e43932a0aa678fbcac031f852c9f635ab21d9ef87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 709130f2820c663409aedcd3c8269ec8458c831a64789eb91b02ec0be17752b4
[INFO] running `Command { std: "docker" "start" "-a" "709130f2820c663409aedcd3c8269ec8458c831a64789eb91b02ec0be17752b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.3
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking ambient-authority v0.0.0
[INFO] [stderr]     Checking maybe-owned v0.3.4
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling io-lifetimes v0.2.0
[INFO] [stderr]    Compiling unsafe-io v0.7.1
[INFO] [stderr]    Compiling cap-primitives v0.15.4
[INFO] [stderr]    Compiling cap-std v0.15.4
[INFO] [stderr]    Compiling cap-fs-ext v0.15.2
[INFO] [stderr]    Compiling system-interface v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling posish v0.15.5
[INFO] [stderr]     Checking errno v0.2.7
[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 fs-set-times v0.5.1
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking cap-tempfile v0.15.2
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.74s
[INFO] running `Command { std: "docker" "inspect" "709130f2820c663409aedcd3c8269ec8458c831a64789eb91b02ec0be17752b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "709130f2820c663409aedcd3c8269ec8458c831a64789eb91b02ec0be17752b4", kill_on_drop: false }`
[INFO] [stdout] 709130f2820c663409aedcd3c8269ec8458c831a64789eb91b02ec0be17752b4