[INFO] fetching crate object 0.20.0... [INFO] checking object-0.20.0 against master#1557fb031b272b4c5bfcc7de5df7eddc7b36a584 for pr-73166 [INFO] extracting crate object 0.20.0 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate object 0.20.0 on toolchain 1557fb031b272b4c5bfcc7de5df7eddc7b36a584 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate object 0.20.0 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate object 0.20.0 [INFO] tweaked toml for crates.io crate object 0.20.0 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate crates.io crate object 0.20.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 133c3a2031bfc78dea46d215308976361633ffa90a376c47d7ee0de2ed45c067 [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" "133c3a2031bfc78dea46d215308976361633ffa90a376c47d7ee0de2ed45c067", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "133c3a2031bfc78dea46d215308976361633ffa90a376c47d7ee0de2ed45c067", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "133c3a2031bfc78dea46d215308976361633ffa90a376c47d7ee0de2ed45c067", kill_on_drop: false }` [INFO] [stdout] 133c3a2031bfc78dea46d215308976361633ffa90a376c47d7ee0de2ed45c067 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b260c754c10a36c4b22e8a3c479114d32dd8f4b1fe65fc3768f28620edc9bebc [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" "b260c754c10a36c4b22e8a3c479114d32dd8f4b1fe65fc3768f28620edc9bebc", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.51 [INFO] [stderr] Compiling cc v1.0.35 [INFO] [stderr] Checking cfg-if v0.1.7 [INFO] [stderr] Checking wasmparser v0.57.0 [INFO] [stderr] Checking crc32fast v1.2.0 [INFO] [stderr] Checking memmap v0.7.0 [INFO] [stderr] Compiling miniz-sys v0.1.11 [INFO] [stderr] Checking flate2 v1.0.7 [INFO] [stderr] Checking object v0.20.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 10.54s [INFO] running `Command { std: "docker" "inspect" "b260c754c10a36c4b22e8a3c479114d32dd8f4b1fe65fc3768f28620edc9bebc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b260c754c10a36c4b22e8a3c479114d32dd8f4b1fe65fc3768f28620edc9bebc", kill_on_drop: false }` [INFO] [stdout] b260c754c10a36c4b22e8a3c479114d32dd8f4b1fe65fc3768f28620edc9bebc