[INFO] fetching crate hash-chain 0.3.2...
[INFO] testing hash-chain-0.3.2 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate hash-chain 0.3.2 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate hash-chain 0.3.2 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 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-13/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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sized-chunks v0.5.3
[INFO] [stderr]   Downloaded hashers v1.0.1
[INFO] [stderr]   Downloaded im-rc v14.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 7eaf40bf96a8771045f720c6fe490c8e39e69785ccf1171a162c1c4fb657b878
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7eaf40bf96a8771045f720c6fe490c8e39e69785ccf1171a162c1c4fb657b878", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7eaf40bf96a8771045f720c6fe490c8e39e69785ccf1171a162c1c4fb657b878", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7eaf40bf96a8771045f720c6fe490c8e39e69785ccf1171a162c1c4fb657b878", kill_on_drop: false }`
[INFO] [stdout] 7eaf40bf96a8771045f720c6fe490c8e39e69785ccf1171a162c1c4fb657b878
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 746f912dad4990fd6cc903a68ab00af1e60f9b8f3a225c97fc76f7f06ef0de76
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "746f912dad4990fd6cc903a68ab00af1e60f9b8f3a225c97fc76f7f06ef0de76", kill_on_drop: false }`
[INFO] [stderr]    Compiling hash-chain v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "746f912dad4990fd6cc903a68ab00af1e60f9b8f3a225c97fc76f7f06ef0de76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "746f912dad4990fd6cc903a68ab00af1e60f9b8f3a225c97fc76f7f06ef0de76", kill_on_drop: false }`
[INFO] [stdout] 746f912dad4990fd6cc903a68ab00af1e60f9b8f3a225c97fc76f7f06ef0de76
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 6b40d6c35ca29d084aff849ee1a4c1848a1b7e94d44c62a1fae796da04c80716
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6b40d6c35ca29d084aff849ee1a4c1848a1b7e94d44c62a1fae796da04c80716", kill_on_drop: false }`
[INFO] [stderr]    Compiling hashers v1.0.1
[INFO] [stderr]    Compiling hash-chain v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.55s
[INFO] running `Command { std: "docker" "inspect" "6b40d6c35ca29d084aff849ee1a4c1848a1b7e94d44c62a1fae796da04c80716", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b40d6c35ca29d084aff849ee1a4c1848a1b7e94d44c62a1fae796da04c80716", kill_on_drop: false }`
[INFO] [stdout] 6b40d6c35ca29d084aff849ee1a4c1848a1b7e94d44c62a1fae796da04c80716
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 021edf7ad66418ab3fef0536036a0b59f62641df3b0f8a04c7ccd4b01e6b780f
[INFO] running `Command { std: "docker" "start" "-a" "021edf7ad66418ab3fef0536036a0b59f62641df3b0f8a04c7ccd4b01e6b780f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hash_chain-2201d20b8f06e762)
[INFO] [stdout] 
[INFO] [stdout] running 33 tests
[INFO] [stdout] test map::test::child_len ... ok
[INFO] [stdout] test map::test::custom_hasher ... ok
[INFO] [stdout] test map::test::get ... ok
[INFO] [stdout] test map::test::initialization ... ok
[INFO] [stdout] test map::test::get_last_index_exists ... ok
[INFO] [stdout] test map::test::has_at_exists ... ok
[INFO] [stdout] test map::test::new_child ... ok
[INFO] [stdout] test map::test::get_before_mut_exists ... ok
[INFO] [stdout] test map::test::get_mut ... ok
[INFO] [stdout] test map::test::remove_child_length_1 ... ok
[INFO] [stdout] test map::test::remove_child ... ok
[INFO] [stdout] test map::test::initialization_default ... ok
[INFO] [stdout] test map::test::get_none ... ok
[INFO] [stdout] test map::test::scopes ... ok
[INFO] [stdout] test map::test::insert ... ok
[INFO] [stdout] test set::test::get ... ok
[INFO] [stdout] test map::test::get_before_exists ... ok
[INFO] [stdout] test set::test::scopes ... ignored
[INFO] [stdout] test set::test::remove_child ... ok
[INFO] [stdout] test map::test::get_mut_outer ... ok
[INFO] [stdout] test map::test::index ... ok
[INFO] [stdout] test map::test::insert_at ... ok
[INFO] [stdout] test map::test::get_last_index_doesnt_exist ... ok
[INFO] [stdout] test map::test::last_has_false ... ok
[INFO] [stdout] test map::test::last_has_true ... ok
[INFO] [stdout] test set::test::initialization_default ... ok
[INFO] [stdout] test set::test::initialization ... ok
[INFO] [stdout] test set::test::remove_child_length_1 ... ok
[INFO] [stdout] test set::test::new_child ... ok
[INFO] [stdout] test set::test::get_none ... ok
[INFO] [stdout] test set::test::insert ... ok
[INFO] [stdout] test map::test::has_at_doesnt_exist ... ok
[INFO] [stderr]    Doc-tests hash-chain
[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 0.11s
[INFO] [stdout] 
[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" "021edf7ad66418ab3fef0536036a0b59f62641df3b0f8a04c7ccd4b01e6b780f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "021edf7ad66418ab3fef0536036a0b59f62641df3b0f8a04c7ccd4b01e6b780f", kill_on_drop: false }`
[INFO] [stdout] 021edf7ad66418ab3fef0536036a0b59f62641df3b0f8a04c7ccd4b01e6b780f