[INFO] fetching crate transitive_frontier 0.1.1... [INFO] checking transitive_frontier-0.1.1 against master#4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 for pr-81174 [INFO] extracting crate transitive_frontier 0.1.1 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate transitive_frontier 0.1.1 on toolchain 4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate transitive_frontier 0.1.1 [INFO] finished tweaking crates.io crate transitive_frontier 0.1.1 [INFO] tweaked toml for crates.io crate transitive_frontier 0.1.1 written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate crates.io crate transitive_frontier 0.1.1 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] db1c14a4fbd66300cfa12c923b2aee9db53b579a5ae1ab78091817572e498a44 [INFO] running `Command { std: "docker" "start" "-a" "db1c14a4fbd66300cfa12c923b2aee9db53b579a5ae1ab78091817572e498a44", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "db1c14a4fbd66300cfa12c923b2aee9db53b579a5ae1ab78091817572e498a44", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "db1c14a4fbd66300cfa12c923b2aee9db53b579a5ae1ab78091817572e498a44", kill_on_drop: false }` [INFO] [stdout] db1c14a4fbd66300cfa12c923b2aee9db53b579a5ae1ab78091817572e498a44 [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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 95c0aa8052d1f334fe4640cc38e6e3ab8f0e5a918b4674e60a9a9f1cf34a4df6 [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" "95c0aa8052d1f334fe4640cc38e6e3ab8f0e5a918b4674e60a9a9f1cf34a4df6", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.57 [INFO] [stderr] Compiling serde_json v1.0.61 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Checking smallvec v1.6.0 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Compiling target-spec v0.5.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking fixedbitset v0.2.0 [INFO] [stderr] Checking nested v0.1.1 [INFO] [stderr] Checking supercow v0.1.0 [INFO] [stderr] Checking pathdiff v0.2.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking once_cell v1.5.2 [INFO] [stderr] Checking horrorshow v0.7.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking petgraph v0.5.1 [INFO] [stderr] Checking cfg-expr v0.5.1 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Compiling heck v0.3.2 [INFO] [stderr] Compiling pest_generator v2.1.3 [INFO] [stderr] Compiling serde_derive v1.0.118 [INFO] [stderr] Compiling pest_derive v2.1.0 [INFO] [stderr] Compiling structopt-derive v0.4.14 [INFO] [stderr] Checking semver-parser v0.10.0 [INFO] [stderr] Checking structopt v0.3.21 [INFO] [stderr] Checking serde v1.0.118 [INFO] [stderr] Checking semver v0.11.0 [INFO] [stderr] Checking toml v0.5.8 [INFO] [stderr] Checking cargo_metadata v0.12.1 [INFO] [stderr] Checking guppy v0.6.2 [INFO] [stderr] Checking transitive_frontier v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 49.77s [INFO] running `Command { std: "docker" "inspect" "95c0aa8052d1f334fe4640cc38e6e3ab8f0e5a918b4674e60a9a9f1cf34a4df6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "95c0aa8052d1f334fe4640cc38e6e3ab8f0e5a918b4674e60a9a9f1cf34a4df6", kill_on_drop: false }` [INFO] [stdout] 95c0aa8052d1f334fe4640cc38e6e3ab8f0e5a918b4674e60a9a9f1cf34a4df6