[INFO] fetching crate r-cache 0.4.5...
[INFO] testing r-cache-0.4.5 against try#fc4ba03ef77ca5018fb78a097d3b924d30f15bfc+target=i686-unknown-linux-musl for musl_upgrade_1_2_take3
[INFO] extracting crate r-cache 0.4.5 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate r-cache 0.4.5 on toolchain fc4ba03ef77ca5018fb78a097d3b924d30f15bfc
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate r-cache 0.4.5
[INFO] finished tweaking crates.io crate r-cache 0.4.5
[INFO] tweaked toml for crates.io crate r-cache 0.4.5 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8828120ef6e906112e78622e5da937f0c3e021207c4952470ae68843207761a3
[INFO] running `Command { std: "docker" "start" "-a" "8828120ef6e906112e78622e5da937f0c3e021207c4952470ae68843207761a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8828120ef6e906112e78622e5da937f0c3e021207c4952470ae68843207761a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8828120ef6e906112e78622e5da937f0c3e021207c4952470ae68843207761a3", kill_on_drop: false }`
[INFO] [stdout] 8828120ef6e906112e78622e5da937f0c3e021207c4952470ae68843207761a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "build" "--frozen" "--message-format=json" "--target" "i686-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 72fcc395509f05529f98e33b1e4e710b2ec51679b43dd8ab3389a5988a375ca0
[INFO] running `Command { std: "docker" "start" "-a" "72fcc395509f05529f98e33b1e4e710b2ec51679b43dd8ab3389a5988a375ca0", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]    Compiling fastrand v1.8.0
[INFO] [stderr]    Compiling waker-fn v1.1.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.9
[INFO] [stderr]    Compiling futures-io v0.3.25
[INFO] [stderr]    Compiling parking v2.0.0
[INFO] [stderr]    Compiling event-listener v2.5.3
[INFO] [stderr]    Compiling futures-lite v1.12.0
[INFO] [stderr]    Compiling async-lock v2.6.0
[INFO] [stderr]    Compiling r-cache v0.4.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.35s
[INFO] running `Command { std: "docker" "inspect" "72fcc395509f05529f98e33b1e4e710b2ec51679b43dd8ab3389a5988a375ca0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72fcc395509f05529f98e33b1e4e710b2ec51679b43dd8ab3389a5988a375ca0", kill_on_drop: false }`
[INFO] [stdout] 72fcc395509f05529f98e33b1e4e710b2ec51679b43dd8ab3389a5988a375ca0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "test" "--frozen" "--no-run" "--message-format=json" "--target" "i686-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 5cfb8d3fe65f2e99c4256602de9867d6d52c6a97e3966b4be9939ea3ed8fd529
[INFO] running `Command { std: "docker" "start" "-a" "5cfb8d3fe65f2e99c4256602de9867d6d52c6a97e3966b4be9939ea3ed8fd529", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]    Compiling syn v1.0.105
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling futures-lite v1.12.0
[INFO] [stderr]    Compiling async-task v4.3.0
[INFO] [stderr]    Compiling atomic-waker v1.0.0
[INFO] [stderr]    Compiling once_cell v1.16.0
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.9
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling polling v2.5.1
[INFO] [stderr]    Compiling async-io v1.12.0
[INFO] [stderr]    Compiling concurrent-queue v2.0.0
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling async-channel v1.8.0
[INFO] [stderr]    Compiling async-lock v2.6.0
[INFO] [stderr]    Compiling blocking v1.3.0
[INFO] [stderr]    Compiling async-executor v1.5.0
[INFO] [stderr]    Compiling r-cache v0.4.5 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling ctor v0.1.26
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling async-global-executor v2.3.1
[INFO] [stderr]    Compiling async-std v1.12.0
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 13.15s
[INFO] running `Command { std: "docker" "inspect" "5cfb8d3fe65f2e99c4256602de9867d6d52c6a97e3966b4be9939ea3ed8fd529", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cfb8d3fe65f2e99c4256602de9867d6d52c6a97e3966b4be9939ea3ed8fd529", kill_on_drop: false }`
[INFO] [stdout] 5cfb8d3fe65f2e99c4256602de9867d6d52c6a97e3966b4be9939ea3ed8fd529
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "test" "--frozen" "--target" "i686-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 96c7e60574e452bde54799a6dfe7965e3db4a27c9ec7a1c0a0b5070b6898bc13
[INFO] running `Command { std: "docker" "start" "-a" "96c7e60574e452bde54799a6dfe7965e3db4a27c9ec7a1c0a0b5070b6898bc13", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/r_cache-312a358e25ac33fb)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test cache::tests::remove_return_none_if_not_found ... ok
[INFO] [stdout] test cache::tests::set_and_get_value_without_duration ... ok
[INFO] [stdout] test cache::tests::remove_expired_do_not_remove_not_expired_item ... ok
[INFO] [stdout] test cache::tests::set_and_get_value_with_custom_duration ... ok
[INFO] [stdout] test cache::tests::clear_not_expired_item ... ok
[INFO] [stdout] test cache::tests::remove_remove_expired_item ... ok
[INFO] [stdout] test cache::tests::remove_expired_item ... ok
[INFO] [stdout] test cache::tests::set_do_not_get_expired_value ... ok
[INFO] [stdout] test cache::tests::set_replace_existing_value ... ok
[INFO] [stdout] test item::tests::not_expired_when_duration_is_none ... ok
[INFO] [stdout] test item::tests::expired_when_duration_is_zero ... ok
[INFO] [stdout] test cache::tests::set_and_get_value_with_default_duration ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "96c7e60574e452bde54799a6dfe7965e3db4a27c9ec7a1c0a0b5070b6898bc13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96c7e60574e452bde54799a6dfe7965e3db4a27c9ec7a1c0a0b5070b6898bc13", kill_on_drop: false }`
[INFO] [stdout] 96c7e60574e452bde54799a6dfe7965e3db4a27c9ec7a1c0a0b5070b6898bc13