[INFO] fetching crate iter-progress 0.8.1-rc1...
[INFO] testing iter-progress-0.8.1-rc1 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate iter-progress 0.8.1-rc1 into /workspace/builds/worker-74/source
[INFO] validating manifest of crates.io crate iter-progress 0.8.1-rc1 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate iter-progress 0.8.1-rc1
[INFO] finished tweaking crates.io crate iter-progress 0.8.1-rc1
[INFO] tweaked toml for crates.io crate iter-progress 0.8.1-rc1 written to /workspace/builds/worker-74/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cbf48e59eb8592017e558d95f09c185484cc8e9bf72715409d90d94fb2405983
[INFO] running `Command { std: "docker" "start" "-a" "cbf48e59eb8592017e558d95f09c185484cc8e9bf72715409d90d94fb2405983", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cbf48e59eb8592017e558d95f09c185484cc8e9bf72715409d90d94fb2405983", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbf48e59eb8592017e558d95f09c185484cc8e9bf72715409d90d94fb2405983", kill_on_drop: false }`
[INFO] [stdout] cbf48e59eb8592017e558d95f09c185484cc8e9bf72715409d90d94fb2405983
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 58ad976ad06dbc7291a69668b35711b11039d346c3e900e0945bdb09d5c0fce6
[INFO] running `Command { std: "docker" "start" "-a" "58ad976ad06dbc7291a69668b35711b11039d346c3e900e0945bdb09d5c0fce6", kill_on_drop: false }`
[INFO] [stderr]    Compiling iter-progress v0.8.1-rc1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "58ad976ad06dbc7291a69668b35711b11039d346c3e900e0945bdb09d5c0fce6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58ad976ad06dbc7291a69668b35711b11039d346c3e900e0945bdb09d5c0fce6", kill_on_drop: false }`
[INFO] [stdout] 58ad976ad06dbc7291a69668b35711b11039d346c3e900e0945bdb09d5c0fce6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 407f76add49d95ab33852ab967c28693b3db5d77ed2f0cacd4def1d3ddb884e2
[INFO] running `Command { std: "docker" "start" "-a" "407f76add49d95ab33852ab967c28693b3db5d77ed2f0cacd4def1d3ddb884e2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling iter-progress v0.8.1-rc1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.54s
[INFO] running `Command { std: "docker" "inspect" "407f76add49d95ab33852ab967c28693b3db5d77ed2f0cacd4def1d3ddb884e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "407f76add49d95ab33852ab967c28693b3db5d77ed2f0cacd4def1d3ddb884e2", kill_on_drop: false }`
[INFO] [stdout] 407f76add49d95ab33852ab967c28693b3db5d77ed2f0cacd4def1d3ddb884e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5ae42594bcdc4ae21be38d491df76cc03a546fed060569bc36bbfbe58372603a
[INFO] running `Command { std: "docker" "start" "-a" "5ae42594bcdc4ae21be38d491df76cc03a546fed060569bc36bbfbe58372603a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.14s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/iter_progress-6460feb1be4b2c5f)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::assume_fraction1 ... ok
[INFO] [stdout] test tests::optional ... ok
[INFO] [stdout] test tests::test_simple ... ok
[INFO] [stdout] test tests::test_size_hint ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests iter-progress
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test src/lib.rs - ProgressRecord::assume_fraction (line 183) ... ok
[INFO] [stdout] test src/lib.rs - OptionalProgressRecorderIter<I>::assume_size (line 493) ... ok
[INFO] [stdout] test src/lib.rs - ProgressRecord::percent (line 198) ... ok
[INFO] [stdout] test src/lib.rs - (line 34) ... ok
[INFO] [stdout] test src/lib.rs - ProgressRecord::num_done (line 98) ... ok
[INFO] [stdout] test src/lib.rs - ProgressRecord::num_done (line 106) ... ok
[INFO] [stdout] test src/lib.rs - (line 11) ... ok
[INFO] [stdout] test src/lib.rs - ProgressRecord::do_every_n_items (line 279) ... ok
[INFO] [stdout] test src/lib.rs - ProgressRecord::percent (line 206) ... ok
[INFO] [stdout] test src/lib.rs - ProgressRecord::fraction (line 149) ... ok
[INFO] [stdout] test src/lib.rs - ProgressRecord::fraction (line 140) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.76s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5ae42594bcdc4ae21be38d491df76cc03a546fed060569bc36bbfbe58372603a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ae42594bcdc4ae21be38d491df76cc03a546fed060569bc36bbfbe58372603a", kill_on_drop: false }`
[INFO] [stdout] 5ae42594bcdc4ae21be38d491df76cc03a546fed060569bc36bbfbe58372603a