[INFO] fetching crate version-test 0.1.1-alpha.1...
[INFO] building version-test-0.1.1-alpha.1 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate version-test 0.1.1-alpha.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate version-test 0.1.1-alpha.1
[INFO] finished tweaking crates.io crate version-test 0.1.1-alpha.1
[INFO] tweaked toml for crates.io crate version-test 0.1.1-alpha.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate version-test 0.1.1-alpha.1 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 50738935ac1852706341848fb52bf48b9e8465af085ec8cc800c303923c60a2e
[INFO] running `Command { std: "docker" "start" "-a" "50738935ac1852706341848fb52bf48b9e8465af085ec8cc800c303923c60a2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "50738935ac1852706341848fb52bf48b9e8465af085ec8cc800c303923c60a2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50738935ac1852706341848fb52bf48b9e8465af085ec8cc800c303923c60a2e", kill_on_drop: false }`
[INFO] [stdout] 50738935ac1852706341848fb52bf48b9e8465af085ec8cc800c303923c60a2e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1cd5fca9a87abead24a5b45407a8f572970a1d3308cc95d9a3300f7ac0e75e16
[INFO] running `Command { std: "docker" "start" "-a" "1cd5fca9a87abead24a5b45407a8f572970a1d3308cc95d9a3300f7ac0e75e16", kill_on_drop: false }`
[INFO] [stderr]    Compiling version-test v0.1.1-alpha.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "1cd5fca9a87abead24a5b45407a8f572970a1d3308cc95d9a3300f7ac0e75e16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cd5fca9a87abead24a5b45407a8f572970a1d3308cc95d9a3300f7ac0e75e16", kill_on_drop: false }`
[INFO] [stdout] 1cd5fca9a87abead24a5b45407a8f572970a1d3308cc95d9a3300f7ac0e75e16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 82a070d70235a0ef3bd81d9929547ade9a6dcc7e7e09013c06eea7c43bfa6b7b
[INFO] running `Command { std: "docker" "start" "-a" "82a070d70235a0ef3bd81d9929547ade9a6dcc7e7e09013c06eea7c43bfa6b7b", kill_on_drop: false }`
[INFO] [stderr]    Compiling version-test v0.1.1-alpha.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "82a070d70235a0ef3bd81d9929547ade9a6dcc7e7e09013c06eea7c43bfa6b7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82a070d70235a0ef3bd81d9929547ade9a6dcc7e7e09013c06eea7c43bfa6b7b", kill_on_drop: false }`
[INFO] [stdout] 82a070d70235a0ef3bd81d9929547ade9a6dcc7e7e09013c06eea7c43bfa6b7b