[INFO] fetching crate jackiechan 1.0.0...
[INFO] checking jackiechan-1.0.0 against master#a3f76a26e045a760bb1163b7eab36872985242d5 for pr-130930
[INFO] extracting crate jackiechan 1.0.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate jackiechan 1.0.0 on toolchain a3f76a26e045a760bb1163b7eab36872985242d5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate jackiechan 1.0.0
[INFO] finished tweaking crates.io crate jackiechan 1.0.0
[INFO] tweaked toml for crates.io crate jackiechan 1.0.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate jackiechan 1.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded futures-lite v1.11.3
[INFO] [stderr]   Downloaded memchr v2.3.4
[INFO] [stderr]   Downloaded pin-project-lite v0.2.4
[INFO] [stderr]   Downloaded async-channel v1.5.1
[INFO] [stderr]   Downloaded once_cell v1.5.2
[INFO] [stderr]   Downloaded waker-fn v1.1.0
[INFO] [stderr]   Downloaded cache-padded v1.1.1
[INFO] [stderr]   Downloaded event-listener v2.5.1
[INFO] [stderr]   Downloaded instant v0.1.9
[INFO] [stderr]   Downloaded atomic-waker v1.0.0
[INFO] [stderr]   Downloaded blocking v0.6.1
[INFO] [stderr]   Downloaded concurrent-queue v1.2.2
[INFO] [stderr]   Downloaded futures-io v0.3.12
[INFO] [stderr]   Downloaded easy-parallel v3.1.0
[INFO] [stderr]   Downloaded fastrand v1.4.0
[INFO] [stderr]   Downloaded futures-core v0.3.12
[INFO] [stderr]   Downloaded parking v2.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 72f805a71b2981613f3fa5cb751d3b1c4d8ab970bc14d5397675b48eb1c18b22
[INFO] running `Command { std: "docker" "start" "-a" "72f805a71b2981613f3fa5cb751d3b1c4d8ab970bc14d5397675b48eb1c18b22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "72f805a71b2981613f3fa5cb751d3b1c4d8ab970bc14d5397675b48eb1c18b22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72f805a71b2981613f3fa5cb751d3b1c4d8ab970bc14d5397675b48eb1c18b22", kill_on_drop: false }`
[INFO] [stdout] 72f805a71b2981613f3fa5cb751d3b1c4d8ab970bc14d5397675b48eb1c18b22
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4b34749b46c2087fe55c5f8f462f73577a02cf2badeee8ec46e837e2205fdbb2
[INFO] running `Command { std: "docker" "start" "-a" "4b34749b46c2087fe55c5f8f462f73577a02cf2badeee8ec46e837e2205fdbb2", kill_on_drop: false }`
[INFO] [stderr]     Checking cache-padded v1.1.1
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking futures-core v0.3.12
[INFO] [stderr]     Checking event-listener v2.5.1
[INFO] [stderr]     Checking pin-project-lite v0.2.4
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking futures-io v0.3.12
[INFO] [stderr]     Checking fastrand v1.4.0
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]     Checking atomic-waker v1.0.0
[INFO] [stderr]     Checking easy-parallel v3.1.0
[INFO] [stderr]     Checking async-channel v1.5.1
[INFO] [stderr]     Checking jackiechan v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking futures-lite v1.11.3
[INFO] [stderr]     Checking blocking v0.6.1
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.43s
[INFO] running `Command { std: "docker" "inspect" "4b34749b46c2087fe55c5f8f462f73577a02cf2badeee8ec46e837e2205fdbb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b34749b46c2087fe55c5f8f462f73577a02cf2badeee8ec46e837e2205fdbb2", kill_on_drop: false }`
[INFO] [stdout] 4b34749b46c2087fe55c5f8f462f73577a02cf2badeee8ec46e837e2205fdbb2