[INFO] fetching crate strainer 0.4.0...
[INFO] checking strainer-0.4.0 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate strainer 0.4.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate strainer 0.4.0 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] removed /workspace/builds/worker-0/source/.cargo/config
[INFO] started tweaking crates.io crate strainer 0.4.0
[INFO] finished tweaking crates.io crate strainer 0.4.0
[INFO] tweaked toml for crates.io crate strainer 0.4.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate strainer 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded which v2.0.1
[INFO] [stderr]   Downloaded flate2 v1.0.14
[INFO] [stderr]   Downloaded crossbeam v0.7.3
[INFO] [stderr]   Downloaded yaml-rust v0.4.3
[INFO] [stderr]   Downloaded hermit-abi v0.1.11
[INFO] [stderr]   Downloaded onig v5.0.0
[INFO] [stderr]   Downloaded xml-rs v0.8.2
[INFO] [stderr]   Downloaded syntect v4.1.0
[INFO] [stderr]   Downloaded plist v0.5.5
[INFO] [stderr]   Downloaded bindgen v0.50.1
[INFO] [stderr]   Downloaded onig_sys v69.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] bcffd59f7bdebc937e6b4cffe42963c6706b40be68cedbfc570ce2a86a9fea73
[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" "bcffd59f7bdebc937e6b4cffe42963c6706b40be68cedbfc570ce2a86a9fea73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bcffd59f7bdebc937e6b4cffe42963c6706b40be68cedbfc570ce2a86a9fea73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcffd59f7bdebc937e6b4cffe42963c6706b40be68cedbfc570ce2a86a9fea73", kill_on_drop: false }`
[INFO] [stdout] bcffd59f7bdebc937e6b4cffe42963c6706b40be68cedbfc570ce2a86a9fea73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 5adf982b8b807a2ba1f49d037b4d2e0f4bc799b47cf81ba5918e1e1ddee85229
[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" "5adf982b8b807a2ba1f49d037b4d2e0f4bc799b47cf81ba5918e1e1ddee85229", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking crossbeam-queue v0.2.1
[INFO] [stderr]     Checking crossbeam-channel v0.4.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking crossbeam v0.7.3
[INFO] [stderr]     Checking strainer v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [optimized + debuginfo] target(s) in 7.45s
[INFO] running `Command { std: "docker" "inspect" "5adf982b8b807a2ba1f49d037b4d2e0f4bc799b47cf81ba5918e1e1ddee85229", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5adf982b8b807a2ba1f49d037b4d2e0f4bc799b47cf81ba5918e1e1ddee85229", kill_on_drop: false }`
[INFO] [stdout] 5adf982b8b807a2ba1f49d037b4d2e0f4bc799b47cf81ba5918e1e1ddee85229