[INFO] fetching crate source 0.2.0...
[INFO] testing source-0.2.0 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate source 0.2.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate source 0.2.0 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate source 0.2.0
[INFO] finished tweaking crates.io crate source 0.2.0
[INFO] tweaked toml for crates.io crate source 0.2.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded utf8-chars v0.1.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 515ad4af9eee85f559e184e6d5285aa0d78850d664e385627ce38b5bce76959d
[INFO] running `Command { std: "docker" "start" "-a" "515ad4af9eee85f559e184e6d5285aa0d78850d664e385627ce38b5bce76959d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "515ad4af9eee85f559e184e6d5285aa0d78850d664e385627ce38b5bce76959d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "515ad4af9eee85f559e184e6d5285aa0d78850d664e385627ce38b5bce76959d", kill_on_drop: false }`
[INFO] [stdout] 515ad4af9eee85f559e184e6d5285aa0d78850d664e385627ce38b5bce76959d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 78ce4f267ef971926c9aad07a9bb82b5159acff683ece2b5f0deae2347b050c4
[INFO] running `Command { std: "docker" "start" "-a" "78ce4f267ef971926c9aad07a9bb82b5159acff683ece2b5f0deae2347b050c4", kill_on_drop: false }`
[INFO] [stderr]    Compiling utf8-chars v0.1.4
[INFO] [stderr]    Compiling source v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "78ce4f267ef971926c9aad07a9bb82b5159acff683ece2b5f0deae2347b050c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78ce4f267ef971926c9aad07a9bb82b5159acff683ece2b5f0deae2347b050c4", kill_on_drop: false }`
[INFO] [stdout] 78ce4f267ef971926c9aad07a9bb82b5159acff683ece2b5f0deae2347b050c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ceece4dfde2c5105f1db6a1131a17595f44a1dd50f63f949f4d69b950c4cd613
[INFO] running `Command { std: "docker" "start" "-a" "ceece4dfde2c5105f1db6a1131a17595f44a1dd50f63f949f4d69b950c4cd613", kill_on_drop: false }`
[INFO] [stderr]    Compiling source v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "ceece4dfde2c5105f1db6a1131a17595f44a1dd50f63f949f4d69b950c4cd613", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ceece4dfde2c5105f1db6a1131a17595f44a1dd50f63f949f4d69b950c4cd613", kill_on_drop: false }`
[INFO] [stdout] ceece4dfde2c5105f1db6a1131a17595f44a1dd50f63f949f4d69b950c4cd613
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 77badb22e5167ad9bd5b86905fb9c6cc72af6c45fdf43312ddf162e0e08789db
[INFO] running `Command { std: "docker" "start" "-a" "77badb22e5167ad9bd5b86905fb9c6cc72af6c45fdf43312ddf162e0e08789db", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/source-f40ad3506d948c91)
[INFO] [stdout] 
[INFO] [stdout] running 30 tests
[INFO] [stdout] test test::concat_works ... ok
[INFO] [stdout] test test::append_works ... ok
[INFO] [stdout] test test::conversions::allows_to_convert_from_iterator ... ok
[INFO] [stdout] test test::conversions::allows_to_convert_into_iterator ... ok
[INFO] [stdout] test test::count_works ... ok
[INFO] [stdout] test test::debug::debug_converts_into_source_macro ... ok
[INFO] [stdout] test test::debug::debug_uses_debug ... ok
[INFO] [stdout] test test::filter_works ... ok
[INFO] [stdout] test test::flatmap_works ... ok
[INFO] [stdout] test test::flatten_works ... ok
[INFO] [stdout] test test::fold_works ... ok
[INFO] [stdout] test test::has_next::does_not_modify_the_source_elements ... ok
[INFO] [stdout] test test::has_next::returns_false_for_empty_sources ... ok
[INFO] [stdout] test test::has_next::returns_false_when_all_elements_are_consumed ... ok
[INFO] [stdout] test test::has_next::returns_true_for_non_empty_sources ... ok
[INFO] [stdout] test test::join::works ... ok
[INFO] [stdout] test test::join::works_with_both_str_and_string ... ok
[INFO] [stdout] test test::join::works_with_empty_inputs ... ok
[INFO] [stdout] test test::map_works ... ok
[INFO] [stdout] test test::peek::allows_to_peek_ahead ... ok
[INFO] [stdout] test test::peek::peek_works ... ok
[INFO] [stdout] test test::peek::peeking_does_not_consume_chars ... ok
[INFO] [stdout] test test::peek::peeking_works_after_next ... ok
[INFO] [stdout] test test::peek::peeking_works_twice ... ok
[INFO] [stdout] test test::prepend_works ... ok
[INFO] [stdout] test test::source_macro::allows_to_convert_from_elements ... ok
[INFO] [stdout] test test::source_macro::allows_to_create_empty_sources ... ok
[INFO] [stdout] test test::source_macro::allows_to_create_sources_with_one_element ... ok
[INFO] [stdout] test test::source_macro::allows_to_replicate_a_given_element ... ok
[INFO] [stdout] test test::source_macro::allows_to_trailing_commas ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 30 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests source
[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" "77badb22e5167ad9bd5b86905fb9c6cc72af6c45fdf43312ddf162e0e08789db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77badb22e5167ad9bd5b86905fb9c6cc72af6c45fdf43312ddf162e0e08789db", kill_on_drop: false }`
[INFO] [stdout] 77badb22e5167ad9bd5b86905fb9c6cc72af6c45fdf43312ddf162e0e08789db