[INFO] fetching crate sliding_puzzle 1.0.1...
[INFO] checking sliding_puzzle-1.0.1 against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] extracting crate sliding_puzzle 1.0.1 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate sliding_puzzle 1.0.1 on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sliding_puzzle 1.0.1
[INFO] finished tweaking crates.io crate sliding_puzzle 1.0.1
[INFO] tweaked toml for crates.io crate sliding_puzzle 1.0.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate sliding_puzzle 1.0.1 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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bit-set v0.4.0
[INFO] [stderr]   Downloaded libc v0.2.89
[INFO] [stderr]   Downloaded lehmer v2.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1199e4f4666809687d8d919a1ae40f0213d6f5981b2539cca2743d41a9b20b0a
[INFO] running `Command { std: "docker" "start" "-a" "1199e4f4666809687d8d919a1ae40f0213d6f5981b2539cca2743d41a9b20b0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1199e4f4666809687d8d919a1ae40f0213d6f5981b2539cca2743d41a9b20b0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1199e4f4666809687d8d919a1ae40f0213d6f5981b2539cca2743d41a9b20b0a", kill_on_drop: false }`
[INFO] [stdout] 1199e4f4666809687d8d919a1ae40f0213d6f5981b2539cca2743d41a9b20b0a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e066f4e5b9b22285655866ebca669a858f8a71a39ea5ed01ff9b20a2b845301f
[INFO] running `Command { std: "docker" "start" "-a" "e066f4e5b9b22285655866ebca669a858f8a71a39ea5ed01ff9b20a2b845301f", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]    Compiling libc v0.2.89
[INFO] [stderr]     Checking bit-vec v0.4.4
[INFO] [stderr]     Checking lehmer v2.0.0
[INFO] [stderr]     Checking bencher v0.1.5
[INFO] [stderr]     Checking bit-set v0.4.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking sliding_puzzle v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.67s
[INFO] running `Command { std: "docker" "inspect" "e066f4e5b9b22285655866ebca669a858f8a71a39ea5ed01ff9b20a2b845301f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e066f4e5b9b22285655866ebca669a858f8a71a39ea5ed01ff9b20a2b845301f", kill_on_drop: false }`
[INFO] [stdout] e066f4e5b9b22285655866ebca669a858f8a71a39ea5ed01ff9b20a2b845301f
[INFO] checking sliding_puzzle-1.0.1 against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] extracting crate sliding_puzzle 1.0.1 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate sliding_puzzle 1.0.1 on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sliding_puzzle 1.0.1
[INFO] finished tweaking crates.io crate sliding_puzzle 1.0.1
[INFO] tweaked toml for crates.io crate sliding_puzzle 1.0.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate sliding_puzzle 1.0.1 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" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5eee36e8ea43ed8dcde41f5d049cdd7e0791150573888973c13130e37d76a26c
[INFO] running `Command { std: "docker" "start" "-a" "5eee36e8ea43ed8dcde41f5d049cdd7e0791150573888973c13130e37d76a26c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5eee36e8ea43ed8dcde41f5d049cdd7e0791150573888973c13130e37d76a26c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5eee36e8ea43ed8dcde41f5d049cdd7e0791150573888973c13130e37d76a26c", kill_on_drop: false }`
[INFO] [stdout] 5eee36e8ea43ed8dcde41f5d049cdd7e0791150573888973c13130e37d76a26c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3a396632f9f940af5b674516faaf0bbb35502d1ff67381f6e9b8af011ffde73
[INFO] running `Command { std: "docker" "start" "-a" "b3a396632f9f940af5b674516faaf0bbb35502d1ff67381f6e9b8af011ffde73", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]    Compiling libc v0.2.89
[INFO] [stderr]     Checking bit-vec v0.4.4
[INFO] [stderr]     Checking lehmer v2.0.0
[INFO] [stderr]     Checking bencher v0.1.5
[INFO] [stderr]     Checking bit-set v0.4.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking sliding_puzzle v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.99s
[INFO] running `Command { std: "docker" "inspect" "b3a396632f9f940af5b674516faaf0bbb35502d1ff67381f6e9b8af011ffde73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3a396632f9f940af5b674516faaf0bbb35502d1ff67381f6e9b8af011ffde73", kill_on_drop: false }`
[INFO] [stdout] b3a396632f9f940af5b674516faaf0bbb35502d1ff67381f6e9b8af011ffde73