[INFO] fetching crate cowstr 1.3.0...
[INFO] checking cowstr-1.3.0 against master#ff1737bb00913444173658b4e0b274fd79aabf66 for pr-132712-1
[INFO] extracting crate cowstr 1.3.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate cowstr 1.3.0 on toolchain ff1737bb00913444173658b4e0b274fd79aabf66
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cowstr 1.3.0
[INFO] finished tweaking crates.io crate cowstr 1.3.0
[INFO] tweaked toml for crates.io crate cowstr 1.3.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 12 packages to latest compatible versions
[INFO] [stderr]       Adding code-product v0.3.0 (available: v0.4.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded code-product v0.3.0
[INFO] [stderr]   Downloaded code-product-lib v0.3.0
[INFO] [stderr]   Downloaded serde_test v1.0.177
[INFO] [stderr]   Downloaded constptr v0.2.0
[INFO] [stderr]   Downloaded code-product-macro v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 806b5b26f41a5fd06bba1fd24015f44e2b5b3721cbc3fe981d0a87fc483a3ee7
[INFO] running `Command { std: "docker" "start" "-a" "806b5b26f41a5fd06bba1fd24015f44e2b5b3721cbc3fe981d0a87fc483a3ee7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "806b5b26f41a5fd06bba1fd24015f44e2b5b3721cbc3fe981d0a87fc483a3ee7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "806b5b26f41a5fd06bba1fd24015f44e2b5b3721cbc3fe981d0a87fc483a3ee7", kill_on_drop: false }`
[INFO] [stdout] 806b5b26f41a5fd06bba1fd24015f44e2b5b3721cbc3fe981d0a87fc483a3ee7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 54d43f7a5e7ac74d0730d9537c8199fe841b0067850c33b29f638149f437eb67
[INFO] running `Command { std: "docker" "start" "-a" "54d43f7a5e7ac74d0730d9537c8199fe841b0067850c33b29f638149f437eb67", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]     Checking unicode-ident v1.0.14
[INFO] [stderr]     Checking constptr v0.2.0
[INFO] [stderr]    Compiling mutants v0.0.3
[INFO] [stderr]     Checking code-product-lib v0.3.0
[INFO] [stderr]    Compiling code-product-macro v0.3.0
[INFO] [stderr]     Checking code-product v0.3.0
[INFO] [stderr]     Checking cowstr v1.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "54d43f7a5e7ac74d0730d9537c8199fe841b0067850c33b29f638149f437eb67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54d43f7a5e7ac74d0730d9537c8199fe841b0067850c33b29f638149f437eb67", kill_on_drop: false }`
[INFO] [stdout] 54d43f7a5e7ac74d0730d9537c8199fe841b0067850c33b29f638149f437eb67