[INFO] fetching crate permutations_iter 0.1.1...
[INFO] testing permutations_iter-0.1.1 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8
[INFO] extracting crate permutations_iter 0.1.1 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate permutations_iter 0.1.1
[INFO] finished tweaking crates.io crate permutations_iter 0.1.1
[INFO] tweaked toml for crates.io crate permutations_iter 0.1.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate permutations_iter 0.1.1 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 19e7e9d7544859d6066bc0eb738b9b75fd5cd63fdb51238f26be9b7d07c049ef
[INFO] running `Command { std: "docker" "start" "-a" "19e7e9d7544859d6066bc0eb738b9b75fd5cd63fdb51238f26be9b7d07c049ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "19e7e9d7544859d6066bc0eb738b9b75fd5cd63fdb51238f26be9b7d07c049ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19e7e9d7544859d6066bc0eb738b9b75fd5cd63fdb51238f26be9b7d07c049ef", kill_on_drop: false }`
[INFO] [stdout] 19e7e9d7544859d6066bc0eb738b9b75fd5cd63fdb51238f26be9b7d07c049ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb1a5296d917771190eb96f01d615917248e7e2d6dcad22991ff6c99b57a89c2
[INFO] running `Command { std: "docker" "start" "-a" "fb1a5296d917771190eb96f01d615917248e7e2d6dcad22991ff6c99b57a89c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling permutations_iter v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "fb1a5296d917771190eb96f01d615917248e7e2d6dcad22991ff6c99b57a89c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb1a5296d917771190eb96f01d615917248e7e2d6dcad22991ff6c99b57a89c2", kill_on_drop: false }`
[INFO] [stdout] fb1a5296d917771190eb96f01d615917248e7e2d6dcad22991ff6c99b57a89c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d258110cbcb47d5f3007f8d7ebec28c8a42bee4b3ee1a306946bbb532eedb773
[INFO] running `Command { std: "docker" "start" "-a" "d258110cbcb47d5f3007f8d7ebec28c8a42bee4b3ee1a306946bbb532eedb773", kill_on_drop: false }`
[INFO] [stderr]    Compiling permutations_iter v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "d258110cbcb47d5f3007f8d7ebec28c8a42bee4b3ee1a306946bbb532eedb773", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d258110cbcb47d5f3007f8d7ebec28c8a42bee4b3ee1a306946bbb532eedb773", kill_on_drop: false }`
[INFO] [stdout] d258110cbcb47d5f3007f8d7ebec28c8a42bee4b3ee1a306946bbb532eedb773
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b33811f62fd1e1adee366b6ca30628cd069911f7f7fabf91ebc45adb6f9f458a
[INFO] running `Command { std: "docker" "start" "-a" "b33811f62fd1e1adee366b6ca30628cd069911f7f7fabf91ebc45adb6f9f458a", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests lib.rs (/opt/rustwide/target/debug/deps/permutations_iter-38ad81c1d5d0df14)
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::print_first_50_permutations_of_20 ... ok
[INFO] [stdout] test tests::print_permutations_of_4 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests permutations_iter
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b33811f62fd1e1adee366b6ca30628cd069911f7f7fabf91ebc45adb6f9f458a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b33811f62fd1e1adee366b6ca30628cd069911f7f7fabf91ebc45adb6f9f458a", kill_on_drop: false }`
[INFO] [stdout] b33811f62fd1e1adee366b6ca30628cd069911f7f7fabf91ebc45adb6f9f458a