[INFO] fetching crate sac 0.2.2...
[INFO] testing sac-0.2.2 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate sac 0.2.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate sac 0.2.2 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sac 0.2.2
[INFO] finished tweaking crates.io crate sac 0.2.2
[INFO] tweaked toml for crates.io crate sac 0.2.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3738cbb3b933d00dfca8ac438753f7da0c5b8c7f32daf52391eea5bbbcd37daa
[INFO] running `Command { std: "docker" "start" "-a" "3738cbb3b933d00dfca8ac438753f7da0c5b8c7f32daf52391eea5bbbcd37daa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3738cbb3b933d00dfca8ac438753f7da0c5b8c7f32daf52391eea5bbbcd37daa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3738cbb3b933d00dfca8ac438753f7da0c5b8c7f32daf52391eea5bbbcd37daa", kill_on_drop: false }`
[INFO] [stdout] 3738cbb3b933d00dfca8ac438753f7da0c5b8c7f32daf52391eea5bbbcd37daa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 514ba15c8fd5da2b0bb47ab28d677808884f44dda32b645f76c3b6f2b1f89ba8
[INFO] running `Command { std: "docker" "start" "-a" "514ba15c8fd5da2b0bb47ab28d677808884f44dda32b645f76c3b6f2b1f89ba8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling sac v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "514ba15c8fd5da2b0bb47ab28d677808884f44dda32b645f76c3b6f2b1f89ba8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "514ba15c8fd5da2b0bb47ab28d677808884f44dda32b645f76c3b6f2b1f89ba8", kill_on_drop: false }`
[INFO] [stdout] 514ba15c8fd5da2b0bb47ab28d677808884f44dda32b645f76c3b6f2b1f89ba8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c13ed691bdcb73099034e05d89c7dc684d5c07044cc9aadcc141d342cc9279e
[INFO] running `Command { std: "docker" "start" "-a" "0c13ed691bdcb73099034e05d89c7dc684d5c07044cc9aadcc141d342cc9279e", kill_on_drop: false }`
[INFO] [stderr]    Compiling sac v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "0c13ed691bdcb73099034e05d89c7dc684d5c07044cc9aadcc141d342cc9279e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c13ed691bdcb73099034e05d89c7dc684d5c07044cc9aadcc141d342cc9279e", kill_on_drop: false }`
[INFO] [stdout] 0c13ed691bdcb73099034e05d89c7dc684d5c07044cc9aadcc141d342cc9279e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8f2e07eef508dd9bb843f79f624bbc72236f09d5c9bcea4eabb2bae60c75321f
[INFO] running `Command { std: "docker" "start" "-a" "8f2e07eef508dd9bb843f79f624bbc72236f09d5c9bcea4eabb2bae60c75321f", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 24 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sac-7b9bf96df4a321c0)
[INFO] [stdout] test tests::map::one_item_string_key ... ok
[INFO] [stdout] test tests::map::one_item_string_key_trailing_comma ... ok
[INFO] [stdout] test iterator::tests::create_an_iterator_that_collects ... ok
[INFO] [stdout] test tests::array::heap_allocated_string_values ... ok
[INFO] [stdout] test tests::array::non_copy_values ... ok
[INFO] [stdout] test tests::map::empty ... ok
[INFO] [stdout] test tests::array::more_than_32_items ... ok
[INFO] [stdout] test tests::array::one_item ... ok
[INFO] [stdout] test tests::array::empty ... ok
[INFO] [stdout] test tests::array::many_items ... ok
[INFO] [stdout] test iterator::tests::more_than_32_items ... ok
[INFO] [stdout] test tests::map::expr_key ... ok
[INFO] [stdout] test tests::map::heap_allocated_string_values ... ok
[INFO] [stdout] test tests::array::many_items_trailing_comma ... ok
[INFO] [stdout] test tests::array::one_item_trailing_comma ... ok
[INFO] [stdout] test tests::map::many_items_string_key_trailing_comma ... ok
[INFO] [stdout] test tests::map::many_items_string_key ... ok
[INFO] [stdout] test tests::map::more_than_32_items ... ok
[INFO] [stdout] test tests::map::empty_heap_allocated_string ... ok
[INFO] [stdout] test tests::map::number_keys ... ok
[INFO] [stdout] test tests::map::var_key ... ok
[INFO] [stdout] test tests::map::heap_allocated_string_key ... ok
[INFO] [stdout] test tests::map::non_copy_values ... ok
[INFO] [stdout] test tests::array::empty_heap_allocated_string ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sac
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/lib.rs - (line 84) ... ok
[INFO] [stdout] test src/lib.rs - (line 32) ... ok
[INFO] [stdout] test src/lib.rs - (line 67) ... ok
[INFO] [stdout] test src/lib.rs - (line 47) ... ok
[INFO] [stdout] test src/lib.rs - (line 10) ... ok
[INFO] [stdout] test src/lib.rs - sac (line 114) ... ok
[INFO] [stdout] test src/lib.rs - (line 22) ... ok
[INFO] [stdout] test src/lib.rs - sac (line 103) ... ok
[INFO] [stdout] test src/lib.rs - sac (line 136) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.59s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8f2e07eef508dd9bb843f79f624bbc72236f09d5c9bcea4eabb2bae60c75321f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f2e07eef508dd9bb843f79f624bbc72236f09d5c9bcea4eabb2bae60c75321f", kill_on_drop: false }`
[INFO] [stdout] 8f2e07eef508dd9bb843f79f624bbc72236f09d5c9bcea4eabb2bae60c75321f