[INFO] fetching crate fairjax_core 0.1.0...
[INFO] testing fairjax_core-0.1.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate fairjax_core 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate fairjax_core 0.1.0
[INFO] finished tweaking crates.io crate fairjax_core 0.1.0
[INFO] tweaked toml for crates.io crate fairjax_core 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate fairjax_core 0.1.0 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate fairjax_core 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e220b994d63d6e5ebf26ce80e789f8578360bdcc3547567afe36d16c7006e603
[INFO] running `Command { std: "docker" "start" "-a" "e220b994d63d6e5ebf26ce80e789f8578360bdcc3547567afe36d16c7006e603", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e220b994d63d6e5ebf26ce80e789f8578360bdcc3547567afe36d16c7006e603", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e220b994d63d6e5ebf26ce80e789f8578360bdcc3547567afe36d16c7006e603", kill_on_drop: false }`
[INFO] [stdout] e220b994d63d6e5ebf26ce80e789f8578360bdcc3547567afe36d16c7006e603
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da496e738fd1e82310a4338840e6e859ddcca4a40fa4decce162a1ac4c799d29
[INFO] running `Command { std: "docker" "start" "-a" "da496e738fd1e82310a4338840e6e859ddcca4a40fa4decce162a1ac4c799d29", kill_on_drop: false }`
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling fairjax_core v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.20s
[INFO] running `Command { std: "docker" "inspect" "da496e738fd1e82310a4338840e6e859ddcca4a40fa4decce162a1ac4c799d29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da496e738fd1e82310a4338840e6e859ddcca4a40fa4decce162a1ac4c799d29", kill_on_drop: false }`
[INFO] [stdout] da496e738fd1e82310a4338840e6e859ddcca4a40fa4decce162a1ac4c799d29
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c56488900ed31085b8c99280f6a4e9ccea87290da1bc4cc8a09e55d8eba134ae
[INFO] running `Command { std: "docker" "start" "-a" "c56488900ed31085b8c99280f6a4e9ccea87290da1bc4cc8a09e55d8eba134ae", kill_on_drop: false }`
[INFO] [stderr]    Compiling fairjax_core v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `Command { std: "docker" "inspect" "c56488900ed31085b8c99280f6a4e9ccea87290da1bc4cc8a09e55d8eba134ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c56488900ed31085b8c99280f6a4e9ccea87290da1bc4cc8a09e55d8eba134ae", kill_on_drop: false }`
[INFO] [stdout] c56488900ed31085b8c99280f6a4e9ccea87290da1bc4cc8a09e55d8eba134ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 512c8f9bf571182bae2d5614005e6e039b5fa6894ead4e66cd53c0c79d8a348b
[INFO] running `Command { std: "docker" "start" "-a" "512c8f9bf571182bae2d5614005e6e039b5fa6894ead4e66cd53c0c79d8a348b", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/fairjax_core-634a3db884d27a06)
[INFO] [stdout] 
[INFO] [stdout] running 26 tests
[INFO] [stdout] test id::tests::test_message_id_factory ... ok
[INFO] [stdout] test id::tests::test_message_id_ordering ... ok
[INFO] [stdout] test mailbox::tests::test_mailbox_init ... ok
[INFO] [stdout] test mapping::tests::test_mapping_equality ... ok
[INFO] [stdout] test mailbox::tests::test_mailbox_process ... ok
[INFO] [stdout] test id::tests::test_message_id_new_and_equality ... ok
[INFO] [stdout] test matching::case_match::tests::test_get_fairest_prefers_older_messages_many_patterns ... ok
[INFO] [stdout] test matching::case_match::tests::test_get_fairest_empty_list ... ok
[INFO] [stdout] test id::tests::test_message_id_max ... ok
[INFO] [stdout] test mapping::tests::test_mapping_new_and_get ... ok
[INFO] [stdout] test matching::case_match::tests::test_get_fairest_one_is_prefix ... ok
[INFO] [stdout] test matching::case_match::tests::test_get_fairest_same_messages_matched ... ok
[INFO] [stdout] test matching::case_match::tests::test_get_fairest_prefers_older_messages ... ok
[INFO] [stdout] test matching::matched_ids::tests::test_from_with_reordered_mapping ... ok
[INFO] [stdout] test matching::matched_ids::tests::test_from_with_identity_mapping ... ok
[INFO] [stdout] test matching::matched_ids::tests::test_sorted_basic_no_padding ... ok
[INFO] [stdout] test matching::matched_ids::tests::test_sorted_with_padding ... ok
[INFO] [stdout] test matching::matched_messages::tests::test_into_3 ... ok
[INFO] [stdout] test matching::matched_messages::tests::test_into_5 ... ok
[INFO] [stdout] test matching::matched_messages::tests::test_into_1 ... ok
[INFO] [stdout] test strategies::brute_force::tests::test_brute_force_matcher_pattern_size_2 ... ok
[INFO] [stdout] test matching::matched_messages::tests::test_case_id ... ok
[INFO] [stdout] test any::tests::test_dyn_key_box ... ok
[INFO] [stdout] test strategies::brute_force::tests::test_brute_force_matcher_pattern_size_3 ... ok
[INFO] [stdout] test mapping::tests::test_mapping_get_out_of_bounds - should panic ... ok
[INFO] [stdout] test matching::matched_ids::tests::test_output_length_less_than_message_count_causes_panic - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 26 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fairjax_core
[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" "512c8f9bf571182bae2d5614005e6e039b5fa6894ead4e66cd53c0c79d8a348b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "512c8f9bf571182bae2d5614005e6e039b5fa6894ead4e66cd53c0c79d8a348b", kill_on_drop: false }`
[INFO] [stdout] 512c8f9bf571182bae2d5614005e6e039b5fa6894ead4e66cd53c0c79d8a348b