[INFO] fetching crate sparsetools 0.2.3...
[INFO] checking sparsetools-0.2.3 against master#0f6e1ae67854c3c44726e8376144c16b465fe7c6 for pr-129392
[INFO] extracting crate sparsetools 0.2.3 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate sparsetools 0.2.3 on toolchain 0f6e1ae67854c3c44726e8376144c16b465fe7c6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0f6e1ae67854c3c44726e8376144c16b465fe7c6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sparsetools 0.2.3
[INFO] finished tweaking crates.io crate sparsetools 0.2.3
[INFO] tweaked toml for crates.io crate sparsetools 0.2.3 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0f6e1ae67854c3c44726e8376144c16b465fe7c6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 70 packages to latest compatible versions
[INFO] [stderr]       Adding bindgen v0.66.1 (latest: v0.70.1)
[INFO] [stderr]       Adding full v0.2.0 (latest: v0.3.0)
[INFO] [stderr]       Adding linux-raw-sys v0.4.14 (latest: v0.6.5)
[INFO] [stderr]       Adding opimps v0.1.4 (latest: v0.2.2)
[INFO] [stderr]       Adding peeking_take_while v0.1.2 (latest: v1.0.0)
[INFO] [stderr]       Adding rustc-hash v1.1.0 (latest: v2.0.0)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.77)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1)
[INFO] [stderr]       Adding which v4.4.2 (latest: v6.0.3)
[INFO] [stderr]       Adding windows-sys v0.52.0 (latest: v0.59.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0f6e1ae67854c3c44726e8376144c16b465fe7c6" "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 opimps v0.2.2
[INFO] [stderr]   Downloaded full v0.2.0
[INFO] [stderr]   Downloaded pretty_dtoa v0.3.0
[INFO] [stderr]   Downloaded ryu_floating_decimal v0.1.0
[INFO] [stderr]   Downloaded arpack-ng-sys v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+0f6e1ae67854c3c44726e8376144c16b465fe7c6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 85897172eb7c54ef294312cdcf0e9be2202986bdcbd9680ccc4f9b4588d95fea
[INFO] running `Command { std: "docker" "start" "-a" "85897172eb7c54ef294312cdcf0e9be2202986bdcbd9680ccc4f9b4588d95fea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85897172eb7c54ef294312cdcf0e9be2202986bdcbd9680ccc4f9b4588d95fea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85897172eb7c54ef294312cdcf0e9be2202986bdcbd9680ccc4f9b4588d95fea", kill_on_drop: false }`
[INFO] [stdout] 85897172eb7c54ef294312cdcf0e9be2202986bdcbd9680ccc4f9b4588d95fea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+0f6e1ae67854c3c44726e8376144c16b465fe7c6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 43544fa728d9a487492f285cab742926f15fc7c155fb6205a6d6c900193638a3
[INFO] running `Command { std: "docker" "start" "-a" "43544fa728d9a487492f285cab742926f15fc7c155fb6205a6d6c900193638a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling ryu_floating_decimal v0.1.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking tabwriter v1.4.0
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]     Checking pretty_dtoa v0.3.0
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling opimps v0.2.2
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking sparsetools v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.12s
[INFO] running `Command { std: "docker" "inspect" "43544fa728d9a487492f285cab742926f15fc7c155fb6205a6d6c900193638a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43544fa728d9a487492f285cab742926f15fc7c155fb6205a6d6c900193638a3", kill_on_drop: false }`
[INFO] [stdout] 43544fa728d9a487492f285cab742926f15fc7c155fb6205a6d6c900193638a3