[INFO] fetching crate simple_kv_store 0.2.0...
[INFO] checking simple_kv_store-0.2.0 against try#66388cc165a6c4ac98c074dc9f0281ff23528c55 for pr-150727
[INFO] extracting crate simple_kv_store 0.2.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate simple_kv_store 0.2.0
[INFO] finished tweaking crates.io crate simple_kv_store 0.2.0
[INFO] tweaked toml for crates.io crate simple_kv_store 0.2.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate simple_kv_store 0.2.0 on toolchain 66388cc165a6c4ac98c074dc9f0281ff23528c55
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate simple_kv_store 0.2.0 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" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "fetch" "--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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b5e19eee64789d280d17edc1de42cea6c3068600a755858d46ada040b44de55e
[INFO] running `Command { std: "docker" "start" "-a" "b5e19eee64789d280d17edc1de42cea6c3068600a755858d46ada040b44de55e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b5e19eee64789d280d17edc1de42cea6c3068600a755858d46ada040b44de55e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5e19eee64789d280d17edc1de42cea6c3068600a755858d46ada040b44de55e", kill_on_drop: false }`
[INFO] [stdout] b5e19eee64789d280d17edc1de42cea6c3068600a755858d46ada040b44de55e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 366b80752d805fd28527b7a1bfbd5af80115fd7f1d7d2a479bb76f6034dd9e37
[INFO] running `Command { std: "docker" "start" "-a" "366b80752d805fd28527b7a1bfbd5af80115fd7f1d7d2a479bb76f6034dd9e37", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.16
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[INFO] [stderr]     Checking simple_kv_store v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 13s
[INFO] running `Command { std: "docker" "inspect" "366b80752d805fd28527b7a1bfbd5af80115fd7f1d7d2a479bb76f6034dd9e37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "366b80752d805fd28527b7a1bfbd5af80115fd7f1d7d2a479bb76f6034dd9e37", kill_on_drop: false }`
[INFO] [stdout] 366b80752d805fd28527b7a1bfbd5af80115fd7f1d7d2a479bb76f6034dd9e37