[INFO] fetching crate gur 0.2.1...
[INFO] testing gur-0.2.1 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate gur 0.2.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate gur 0.2.1
[INFO] finished tweaking crates.io crate gur 0.2.1
[INFO] tweaked toml for crates.io crate gur 0.2.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate gur 0.2.1 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate gur 0.2.1 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2da733b84e748ef60826a5f42911923b7e326a27cb95e7be4efdc94ee42417f1
[INFO] running `Command { std: "docker" "start" "-a" "2da733b84e748ef60826a5f42911923b7e326a27cb95e7be4efdc94ee42417f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2da733b84e748ef60826a5f42911923b7e326a27cb95e7be4efdc94ee42417f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2da733b84e748ef60826a5f42911923b7e326a27cb95e7be4efdc94ee42417f1", kill_on_drop: false }`
[INFO] [stdout] 2da733b84e748ef60826a5f42911923b7e326a27cb95e7be4efdc94ee42417f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 0ab5631913c304ed23d05e6998d613aaadd0a9d08b80208b15ae42a051f4160a
[INFO] running `Command { std: "docker" "start" "-a" "0ab5631913c304ed23d05e6998d613aaadd0a9d08b80208b15ae42a051f4160a", kill_on_drop: false }`
[INFO] [stderr]    Compiling gur v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "0ab5631913c304ed23d05e6998d613aaadd0a9d08b80208b15ae42a051f4160a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ab5631913c304ed23d05e6998d613aaadd0a9d08b80208b15ae42a051f4160a", kill_on_drop: false }`
[INFO] [stdout] 0ab5631913c304ed23d05e6998d613aaadd0a9d08b80208b15ae42a051f4160a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] df9a055a50bb28c8eb8cd2755f68cd7aac8b101e99cf0e5e255b6520cfcf6010
[INFO] running `Command { std: "docker" "start" "-a" "df9a055a50bb28c8eb8cd2755f68cd7aac8b101e99cf0e5e255b6520cfcf6010", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.134
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling getrandom v0.2.7
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling gur v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 5.82s
[INFO] running `Command { std: "docker" "inspect" "df9a055a50bb28c8eb8cd2755f68cd7aac8b101e99cf0e5e255b6520cfcf6010", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df9a055a50bb28c8eb8cd2755f68cd7aac8b101e99cf0e5e255b6520cfcf6010", kill_on_drop: false }`
[INFO] [stdout] df9a055a50bb28c8eb8cd2755f68cd7aac8b101e99cf0e5e255b6520cfcf6010
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 72b998d56f3bb95bcae6148cf7adbf379abf58bae04bae10bc545055379fa4f2
[INFO] running `Command { std: "docker" "start" "-a" "72b998d56f3bb95bcae6148cf7adbf379abf58bae04bae10bc545055379fa4f2", 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/x86_64-unknown-linux-musl/debug/deps/gur-a3e7491570943fb1)
[INFO] [stdout] 
[INFO] [stdout] running 34 tests
[INFO] [stdout] test cur::test::capacity ... ok
[INFO] [stdout] test cur::test::deref ... ok
[INFO] [stdout] test cur::test::edit_undo_edit_edit_undo_redo ... ok
[INFO] [stdout] test cur::test::err_add ... ok
[INFO] [stdout] test cur::test::edit_undo_edit ... ok
[INFO] [stdout] test cur::test::jump ... ok
[INFO] [stdout] test cur::test::ok_add ... ok
[INFO] [stdout] test cur::test::history_limit ... ok
[INFO] [stdout] test cur::test::into_inner ... ok
[INFO] [stdout] test cur::test::redo ... ok
[INFO] [stdout] test cur::test::redo_multi ... ok
[INFO] [stdout] test cur::test::undo_multi ... ok
[INFO] [stdout] test cur::test::redoable_count ... ok
[INFO] [stdout] test cur::test::undo ... ok
[INFO] [stdout] test cur::test::undoable_count ... ok
[INFO] [stdout] test ur::test::capacity ... ok
[INFO] [stdout] test ur::test::edit_undo_edit ... ok
[INFO] [stdout] test ur::test::edit_undo_edit_edit_undo_redo ... ok
[INFO] [stdout] test ur::test::err_add ... ok
[INFO] [stdout] test cur::test::edit_if ... ok
[INFO] [stdout] test ur::test::jump ... ok
[INFO] [stdout] test ur::test::history_limit ... ok
[INFO] [stdout] test ur::test::deref ... ok
[INFO] [stdout] test ur::test::ok_add ... ok
[INFO] [stdout] test ur::test::edit_if ... ok
[INFO] [stdout] test ur::test::redo ... ok
[INFO] [stdout] test ur::test::into_inner ... ok
[INFO] [stdout] test ur::test::redo_multi ... ok
[INFO] [stdout] test ur::test::redoable_count ... ok
[INFO] [stdout] test ur::test::undo ... ok
[INFO] [stdout] test ur::test::undo_multi ... ok
[INFO] [stdout] test ur::test::undoable_count ... ok
[INFO] [stdout] test ur::test::undo_redo_many ... ok
[INFO] [stdout] test cur::test::undo_redo_many ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 34 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.44s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "72b998d56f3bb95bcae6148cf7adbf379abf58bae04bae10bc545055379fa4f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72b998d56f3bb95bcae6148cf7adbf379abf58bae04bae10bc545055379fa4f2", kill_on_drop: false }`
[INFO] [stdout] 72b998d56f3bb95bcae6148cf7adbf379abf58bae04bae10bc545055379fa4f2