[INFO] fetching crate mist-core 0.8.1...
[INFO] testing mist-core-0.8.1 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate mist-core 0.8.1 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate mist-core 0.8.1 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 mist-core 0.8.1
[INFO] finished tweaking crates.io crate mist-core 0.8.1
[INFO] tweaked toml for crates.io crate mist-core 0.8.1 written to /workspace/builds/worker-11/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 rust-fontconfig v0.1.5
[INFO] [stderr]   Downloaded allsorts-rental v0.5.6
[INFO] [stderr]   Downloaded glyph-names v0.1.0
[INFO] [stderr]   Downloaded unicode-joining-type v0.5.0
[INFO] [stderr]   Downloaded quick-xml v0.22.0
[INFO] [stderr]   Downloaded unicode-general-category v0.3.0
[INFO] [stderr]   Downloaded tinyfiledialogs v3.8.3
[INFO] [stderr]   Downloaded mmapio v0.9.1
[INFO] [stderr]   Downloaded allsorts_no_std v0.5.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 43adaaff49ced7a5a66f28ea537e9aaddd2273ea2dc92ccc8ccf5db08c5e3fe4
[INFO] running `Command { std: "docker" "start" "-a" "43adaaff49ced7a5a66f28ea537e9aaddd2273ea2dc92ccc8ccf5db08c5e3fe4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "43adaaff49ced7a5a66f28ea537e9aaddd2273ea2dc92ccc8ccf5db08c5e3fe4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43adaaff49ced7a5a66f28ea537e9aaddd2273ea2dc92ccc8ccf5db08c5e3fe4", kill_on_drop: false }`
[INFO] [stdout] 43adaaff49ced7a5a66f28ea537e9aaddd2273ea2dc92ccc8ccf5db08c5e3fe4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 5c170ae5aeb5f428f2863189cfda961c8d10398fcafe05244f0f25e722f0ee9b
[INFO] running `Command { std: "docker" "start" "-a" "5c170ae5aeb5f428f2863189cfda961c8d10398fcafe05244f0f25e722f0ee9b", kill_on_drop: false }`
[INFO] [stderr]    Compiling encoding_rs v0.8.28
[INFO] [stderr]    Compiling unicode-joining-type v0.5.0
[INFO] [stderr]    Compiling unicode-general-category v0.3.0
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling alloc-no-stdlib v2.0.3
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling glyph-names v0.1.0
[INFO] [stderr]    Compiling xmlparser v0.13.3
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling bitreader v0.3.4
[INFO] [stderr]    Compiling tinyvec v1.3.1
[INFO] [stderr]    Compiling tinyfiledialogs v3.8.3
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling mmapio v0.9.1
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling brotli-decompressor v2.3.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling rental-impl v0.5.5
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling allsorts-rental v0.5.6
[INFO] [stderr]    Compiling allsorts_no_std v0.5.2
[INFO] [stderr]    Compiling ron v0.6.4
[INFO] [stderr]    Compiling rust-fontconfig v0.1.5
[INFO] [stderr]    Compiling mist-core v0.8.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.95s
[INFO] running `Command { std: "docker" "inspect" "5c170ae5aeb5f428f2863189cfda961c8d10398fcafe05244f0f25e722f0ee9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c170ae5aeb5f428f2863189cfda961c8d10398fcafe05244f0f25e722f0ee9b", kill_on_drop: false }`
[INFO] [stdout] 5c170ae5aeb5f428f2863189cfda961c8d10398fcafe05244f0f25e722f0ee9b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] afed65aaa45433e41913f3f1d6ed49de7a3564abe56080fd90dcd77bda3493ca
[INFO] running `Command { std: "docker" "start" "-a" "afed65aaa45433e41913f3f1d6ed49de7a3564abe56080fd90dcd77bda3493ca", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling mist-core v0.8.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.70s
[INFO] running `Command { std: "docker" "inspect" "afed65aaa45433e41913f3f1d6ed49de7a3564abe56080fd90dcd77bda3493ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afed65aaa45433e41913f3f1d6ed49de7a3564abe56080fd90dcd77bda3493ca", kill_on_drop: false }`
[INFO] [stdout] afed65aaa45433e41913f3f1d6ed49de7a3564abe56080fd90dcd77bda3493ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 89cb95adf567e401bc2385a71ba811049e20b577ee4180a46387c2697a44694f
[INFO] running `Command { std: "docker" "start" "-a" "89cb95adf567e401bc2385a71ba811049e20b577ee4180a46387c2697a44694f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mist_core-8d1b55c913043375)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test timing::tests::test_diff ... ok
[INFO] [stdout] test timing::tests::test_rounding_30 ... ok
[INFO] [stdout] test parse::msf::tests::test_parse ... ok
[INFO] [stdout] test timing::tests::test_readable ... ok
[INFO] [stdout] test timing::tests::test_rounding_60 ... ok
[INFO] [stdout] test timing::tests::test_split ... ok
[INFO] [stdout] test timing::tests::test_sum ... ok
[INFO] [stdout] test parse::msf::tests::test_parse_legacy ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mist-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" "89cb95adf567e401bc2385a71ba811049e20b577ee4180a46387c2697a44694f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89cb95adf567e401bc2385a71ba811049e20b577ee4180a46387c2697a44694f", kill_on_drop: false }`
[INFO] [stdout] 89cb95adf567e401bc2385a71ba811049e20b577ee4180a46387c2697a44694f