[INFO] fetching crate sliceslice 0.3.1...
[INFO] checking sliceslice-0.3.1 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate sliceslice 0.3.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate sliceslice 0.3.1 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-2/source/rust-toolchain
[INFO] started tweaking crates.io crate sliceslice 0.3.1
[INFO] finished tweaking crates.io crate sliceslice 0.3.1
[INFO] tweaked toml for crates.io crate sliceslice 0.3.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded seq-macro v0.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 525c6083c8bd728603fa08e58c0f559326c2341abf1de6c34b951795380e3a8c
[INFO] running `Command { std: "docker" "start" "-a" "525c6083c8bd728603fa08e58c0f559326c2341abf1de6c34b951795380e3a8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "525c6083c8bd728603fa08e58c0f559326c2341abf1de6c34b951795380e3a8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "525c6083c8bd728603fa08e58c0f559326c2341abf1de6c34b951795380e3a8c", kill_on_drop: false }`
[INFO] [stdout] 525c6083c8bd728603fa08e58c0f559326c2341abf1de6c34b951795380e3a8c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b20f46ee1242a5d96a5808a5e6aa468114355fb8da527b4ed0c476cfb4357b36
[INFO] running `Command { std: "docker" "start" "-a" "b20f46ee1242a5d96a5808a5e6aa468114355fb8da527b4ed0c476cfb4357b36", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling seq-macro v0.2.2
[INFO] [stderr]     Checking sliceslice v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.26s
[INFO] running `Command { std: "docker" "inspect" "b20f46ee1242a5d96a5808a5e6aa468114355fb8da527b4ed0c476cfb4357b36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b20f46ee1242a5d96a5808a5e6aa468114355fb8da527b4ed0c476cfb4357b36", kill_on_drop: false }`
[INFO] [stdout] b20f46ee1242a5d96a5808a5e6aa468114355fb8da527b4ed0c476cfb4357b36