[INFO] fetching crate io-streams 0.3.0...
[INFO] checking io-streams-0.3.0 against master#f5f33ec0e0455eefa72fc5567eb1280a4d5ee206 for pr-83312
[INFO] extracting crate io-streams 0.3.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate io-streams 0.3.0 on toolchain f5f33ec0e0455eefa72fc5567eb1280a4d5ee206
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate io-streams 0.3.0
[INFO] finished tweaking crates.io crate io-streams 0.3.0
[INFO] tweaked toml for crates.io crate io-streams 0.3.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate io-streams 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "fetch" "--locked" "--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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7ad2c38c07bc576319a5884f2fc9ebae588bdc090a4aa88bf73bd2ee644519af
[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" "7ad2c38c07bc576319a5884f2fc9ebae588bdc090a4aa88bf73bd2ee644519af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ad2c38c07bc576319a5884f2fc9ebae588bdc090a4aa88bf73bd2ee644519af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ad2c38c07bc576319a5884f2fc9ebae588bdc090a4aa88bf73bd2ee644519af", kill_on_drop: false }`
[INFO] [stdout] 7ad2c38c07bc576319a5884f2fc9ebae588bdc090a4aa88bf73bd2ee644519af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 16d95d329018b6042cf51e5ec0c1a9adbe89e30fec337b2abd41826ddee26fd3
[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" "16d95d329018b6042cf51e5ec0c1a9adbe89e30fec337b2abd41826ddee26fd3", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking maybe-owned v0.3.4
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]    Compiling anyhow v1.0.38
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]     Checking os_pipe v0.9.2
[INFO] [stderr]     Checking errno v0.2.7
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]    Compiling unsafe-io v0.6.2
[INFO] [stderr]    Compiling cap-primitives v0.13.7
[INFO] [stderr]    Compiling char-device v0.3.1
[INFO] [stderr]    Compiling system-interface v0.6.3
[INFO] [stderr]    Compiling cap-std v0.13.7
[INFO] [stderr]    Compiling io-streams v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking posish v0.6.1
[INFO] [stderr]     Checking fs-set-times v0.3.1
[INFO] [stderr]     Checking duplex v0.3.1
[INFO] [stderr]     Checking cap-tempfile v0.13.7
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.52s
[INFO] running `Command { std: "docker" "inspect" "16d95d329018b6042cf51e5ec0c1a9adbe89e30fec337b2abd41826ddee26fd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16d95d329018b6042cf51e5ec0c1a9adbe89e30fec337b2abd41826ddee26fd3", kill_on_drop: false }`
[INFO] [stdout] 16d95d329018b6042cf51e5ec0c1a9adbe89e30fec337b2abd41826ddee26fd3