[INFO] fetching crate hash-chain 0.3.2...
[INFO] testing hash-chain-0.3.2 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate hash-chain 0.3.2 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate hash-chain 0.3.2
[INFO] finished tweaking crates.io crate hash-chain 0.3.2
[INFO] tweaked toml for crates.io crate hash-chain 0.3.2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate hash-chain 0.3.2 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 10 packages to latest compatible versions
[INFO] [stderr]       Adding im-rc v14.3.0 (available: v15.1.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 98f29c11a12edffa1f784d8f7639dc32b60c9b4daa8226c3345c760a32263341
[INFO] running `Command { std: "docker" "start" "-a" "98f29c11a12edffa1f784d8f7639dc32b60c9b4daa8226c3345c760a32263341", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "98f29c11a12edffa1f784d8f7639dc32b60c9b4daa8226c3345c760a32263341", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98f29c11a12edffa1f784d8f7639dc32b60c9b4daa8226c3345c760a32263341", kill_on_drop: false }`
[INFO] [stdout] 98f29c11a12edffa1f784d8f7639dc32b60c9b4daa8226c3345c760a32263341
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 83bbe07a1c3d240a29412ef8e4efeb5de3bfa29b089bf21b0ca74eedb9d5ac8d
[INFO] running `Command { std: "docker" "start" "-a" "83bbe07a1c3d240a29412ef8e4efeb5de3bfa29b089bf21b0ca74eedb9d5ac8d", kill_on_drop: false }`
[INFO] [stderr]    Compiling hash-chain v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "83bbe07a1c3d240a29412ef8e4efeb5de3bfa29b089bf21b0ca74eedb9d5ac8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83bbe07a1c3d240a29412ef8e4efeb5de3bfa29b089bf21b0ca74eedb9d5ac8d", kill_on_drop: false }`
[INFO] [stdout] 83bbe07a1c3d240a29412ef8e4efeb5de3bfa29b089bf21b0ca74eedb9d5ac8d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3567c032f6cbfe99a06574d6d1e6e94296f9ea416eb343a856605953c7c144dc
[INFO] running `Command { std: "docker" "start" "-a" "3567c032f6cbfe99a06574d6d1e6e94296f9ea416eb343a856605953c7c144dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling hashers v1.0.1
[INFO] [stderr]    Compiling hash-chain v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.55s
[INFO] running `Command { std: "docker" "inspect" "3567c032f6cbfe99a06574d6d1e6e94296f9ea416eb343a856605953c7c144dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3567c032f6cbfe99a06574d6d1e6e94296f9ea416eb343a856605953c7c144dc", kill_on_drop: false }`
[INFO] [stdout] 3567c032f6cbfe99a06574d6d1e6e94296f9ea416eb343a856605953c7c144dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4b891e82e2d455e780c231413db58307ee07efdbe8160f240f3c483545042de5
[INFO] running `Command { std: "docker" "start" "-a" "4b891e82e2d455e780c231413db58307ee07efdbe8160f240f3c483545042de5", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 33 tests
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/hash_chain-0c41980472f81ae2)
[INFO] [stdout] test map::test::custom_hasher ... ok
[INFO] [stdout] test map::test::get ... ok
[INFO] [stdout] test map::test::child_len ... ok
[INFO] [stdout] test map::test::get_before_exists ... ok
[INFO] [stdout] test map::test::get_before_mut_exists ... ok
[INFO] [stdout] test map::test::get_last_index_exists ... ok
[INFO] [stdout] test map::test::get_mut ... ok
[INFO] [stdout] test map::test::get_none ... ok
[INFO] [stdout] test map::test::has_at_doesnt_exist ... ok
[INFO] [stdout] test map::test::get_last_index_doesnt_exist ... ok
[INFO] [stdout] test map::test::has_at_exists ... ok
[INFO] [stdout] test map::test::index ... ok
[INFO] [stdout] test map::test::initialization ... ok
[INFO] [stdout] test map::test::initialization_default ... ok
[INFO] [stdout] test map::test::insert_at ... ok
[INFO] [stdout] test map::test::remove_child ... ok
[INFO] [stdout] test map::test::last_has_false ... ok
[INFO] [stdout] test set::test::initialization ... ok
[INFO] [stdout] test set::test::get_none ... ok
[INFO] [stdout] test set::test::remove_child ... ok
[INFO] [stdout] test set::test::new_child ... ok
[INFO] [stdout] test map::test::insert ... ok
[INFO] [stdout] test map::test::last_has_true ... ok
[INFO] [stdout] test set::test::get ... ok
[INFO] [stdout] test set::test::scopes ... ignored
[INFO] [stdout] test map::test::scopes ... ok
[INFO] [stdout] test map::test::remove_child_length_1 ... ok
[INFO] [stdout] test map::test::new_child ... ok
[INFO] [stdout] test set::test::remove_child_length_1 ... ok
[INFO] [stdout] test set::test::initialization_default ... ok
[INFO] [stdout] test map::test::get_mut_outer ... ok
[INFO] [stdout] test set::test::insert ... ok
[INFO] [stdout] test map::test::insert_at_out_of_bounds - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 32 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests hash_chain
[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" "4b891e82e2d455e780c231413db58307ee07efdbe8160f240f3c483545042de5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b891e82e2d455e780c231413db58307ee07efdbe8160f240f3c483545042de5", kill_on_drop: false }`
[INFO] [stdout] 4b891e82e2d455e780c231413db58307ee07efdbe8160f240f3c483545042de5