[INFO] fetching crate permut_lib 0.1.2...
[INFO] testing permut_lib-0.1.2 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate permut_lib 0.1.2 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate permut_lib 0.1.2 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate permut_lib 0.1.2
[INFO] finished tweaking crates.io crate permut_lib 0.1.2
[INFO] tweaked toml for crates.io crate permut_lib 0.1.2 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 58af26d654bdca34f76864ed1aff1b837ed53e5e5dd77a5686ed3bd7268ff0cf
[INFO] running `Command { std: "docker" "start" "-a" "58af26d654bdca34f76864ed1aff1b837ed53e5e5dd77a5686ed3bd7268ff0cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "58af26d654bdca34f76864ed1aff1b837ed53e5e5dd77a5686ed3bd7268ff0cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58af26d654bdca34f76864ed1aff1b837ed53e5e5dd77a5686ed3bd7268ff0cf", kill_on_drop: false }`
[INFO] [stdout] 58af26d654bdca34f76864ed1aff1b837ed53e5e5dd77a5686ed3bd7268ff0cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2019619bd0d705445e9ff1fb12ad5ec7fdf0074724167dd7bcafd66e18660abd
[INFO] running `Command { std: "docker" "start" "-a" "2019619bd0d705445e9ff1fb12ad5ec7fdf0074724167dd7bcafd66e18660abd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling permut_lib v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "2019619bd0d705445e9ff1fb12ad5ec7fdf0074724167dd7bcafd66e18660abd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2019619bd0d705445e9ff1fb12ad5ec7fdf0074724167dd7bcafd66e18660abd", kill_on_drop: false }`
[INFO] [stdout] 2019619bd0d705445e9ff1fb12ad5ec7fdf0074724167dd7bcafd66e18660abd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2186041c4148c1788a5bff001a2dc69fd9cc3802ea3654d8919e9e5deb50cd2e
[INFO] running `Command { std: "docker" "start" "-a" "2186041c4148c1788a5bff001a2dc69fd9cc3802ea3654d8919e9e5deb50cd2e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling permut_lib v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "2186041c4148c1788a5bff001a2dc69fd9cc3802ea3654d8919e9e5deb50cd2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2186041c4148c1788a5bff001a2dc69fd9cc3802ea3654d8919e9e5deb50cd2e", kill_on_drop: false }`
[INFO] [stdout] 2186041c4148c1788a5bff001a2dc69fd9cc3802ea3654d8919e9e5deb50cd2e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7db1d28ca02299c6efec546674f76ba193de3190ce38e51e7485ca943b916cbf
[INFO] running `Command { std: "docker" "start" "-a" "7db1d28ca02299c6efec546674f76ba193de3190ce38e51e7485ca943b916cbf", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/permut_lib-6849225f758683cd)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::create_permut_t1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests permut_lib
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/permut.rs - permut::create_permut (line 9) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.26s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7db1d28ca02299c6efec546674f76ba193de3190ce38e51e7485ca943b916cbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7db1d28ca02299c6efec546674f76ba193de3190ce38e51e7485ca943b916cbf", kill_on_drop: false }`
[INFO] [stdout] 7db1d28ca02299c6efec546674f76ba193de3190ce38e51e7485ca943b916cbf