[INFO] fetching crate persistent_rope 0.1.3...
[INFO] checking persistent_rope-0.1.3 against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] extracting crate persistent_rope 0.1.3 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate persistent_rope 0.1.3 on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate persistent_rope 0.1.3
[INFO] finished tweaking crates.io crate persistent_rope 0.1.3
[INFO] tweaked toml for crates.io crate persistent_rope 0.1.3 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 856816d4e85fd478f8513b2ee46acc3c516d0f31c619dc92a7f81f572bfcc6f3
[INFO] running `Command { std: "docker" "start" "-a" "856816d4e85fd478f8513b2ee46acc3c516d0f31c619dc92a7f81f572bfcc6f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "856816d4e85fd478f8513b2ee46acc3c516d0f31c619dc92a7f81f572bfcc6f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "856816d4e85fd478f8513b2ee46acc3c516d0f31c619dc92a7f81f572bfcc6f3", kill_on_drop: false }`
[INFO] [stdout] 856816d4e85fd478f8513b2ee46acc3c516d0f31c619dc92a7f81f572bfcc6f3
[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" "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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 88f3e30690ba61e8badf1d02dd6ec71e6d2ebd6268690847a21c0ea3a1d80ef5
[INFO] running `Command { std: "docker" "start" "-a" "88f3e30690ba61e8badf1d02dd6ec71e6d2ebd6268690847a21c0ea3a1d80ef5", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]     Checking macro-attr v0.2.0
[INFO] [stderr]     Checking bytecount v0.5.1
[INFO] [stderr]     Checking persistent_rope v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking ropey v1.3.1
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling newtype_derive v0.1.6
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking an-rope v0.3.1
[INFO] [stderr]     Checking xi-rope v0.3.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.86s
[INFO] running `Command { std: "docker" "inspect" "88f3e30690ba61e8badf1d02dd6ec71e6d2ebd6268690847a21c0ea3a1d80ef5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88f3e30690ba61e8badf1d02dd6ec71e6d2ebd6268690847a21c0ea3a1d80ef5", kill_on_drop: false }`
[INFO] [stdout] 88f3e30690ba61e8badf1d02dd6ec71e6d2ebd6268690847a21c0ea3a1d80ef5