[INFO] fetching crate corewars-wasm 0.0.0...
[INFO] checking corewars-wasm-0.0.0 against master#2886b36df4a646dd8d82fb65bf0c9d8d96c1f71a for pr-145113
[INFO] extracting crate corewars-wasm 0.0.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate corewars-wasm 0.0.0
[INFO] finished tweaking crates.io crate corewars-wasm 0.0.0
[INFO] tweaked toml for crates.io crate corewars-wasm 0.0.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate corewars-wasm 0.0.0 on toolchain 2886b36df4a646dd8d82fb65bf0c9d8d96c1f71a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2886b36df4a646dd8d82fb65bf0c9d8d96c1f71a" "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" "+2886b36df4a646dd8d82fb65bf0c9d8d96c1f71a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+2886b36df4a646dd8d82fb65bf0c9d8d96c1f71a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:ae6f63d130afcfff7f91f5ba9fdb2a74d52830289c6a2ea2d23a94dcfb480a0d" "/opt/rustwide/cargo-home/bin/cargo" "+2886b36df4a646dd8d82fb65bf0c9d8d96c1f71a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d0687395fd1e84ebf02e58f4b6c37cd98b697df1acc3e7772a4dc7c610dbce3b
[INFO] running `Command { std: "docker" "start" "-a" "d0687395fd1e84ebf02e58f4b6c37cd98b697df1acc3e7772a4dc7c610dbce3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d0687395fd1e84ebf02e58f4b6c37cd98b697df1acc3e7772a4dc7c610dbce3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0687395fd1e84ebf02e58f4b6c37cd98b697df1acc3e7772a4dc7c610dbce3b", kill_on_drop: false }`
[INFO] [stdout] d0687395fd1e84ebf02e58f4b6c37cd98b697df1acc3e7772a4dc7c610dbce3b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:ae6f63d130afcfff7f91f5ba9fdb2a74d52830289c6a2ea2d23a94dcfb480a0d" "/opt/rustwide/cargo-home/bin/cargo" "+2886b36df4a646dd8d82fb65bf0c9d8d96c1f71a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 70ff238a6f5a3cba3690a38b2568ad3af12e0a38cbe6d06a7756b6d94b5f038c
[INFO] running `Command { std: "docker" "start" "-a" "70ff238a6f5a3cba3690a38b2568ad3af12e0a38cbe6d06a7756b6d94b5f038c", kill_on_drop: false }`
[INFO] [stderr]     Checking corewars-wasm v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "70ff238a6f5a3cba3690a38b2568ad3af12e0a38cbe6d06a7756b6d94b5f038c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70ff238a6f5a3cba3690a38b2568ad3af12e0a38cbe6d06a7756b6d94b5f038c", kill_on_drop: false }`
[INFO] [stdout] 70ff238a6f5a3cba3690a38b2568ad3af12e0a38cbe6d06a7756b6d94b5f038c