[INFO] fetching crate vmcircbuffer 0.0.10...
[INFO] testing vmcircbuffer-0.0.10 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate vmcircbuffer 0.0.10 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate vmcircbuffer 0.0.10
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate vmcircbuffer 0.0.10
[INFO] tweaked toml for crates.io crate vmcircbuffer 0.0.10 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate vmcircbuffer 0.0.10 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 vmcircbuffer 0.0.10 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded smol v1.2.5
[INFO] [stderr]   Downloaded async-process v1.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] da31637c2d062a7bbfa378e4949dddcf4c2fe643c37e20631c3852405b94db82
[INFO] running `Command { std: "docker" "start" "-a" "da31637c2d062a7bbfa378e4949dddcf4c2fe643c37e20631c3852405b94db82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da31637c2d062a7bbfa378e4949dddcf4c2fe643c37e20631c3852405b94db82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da31637c2d062a7bbfa378e4949dddcf4c2fe643c37e20631c3852405b94db82", kill_on_drop: false }`
[INFO] [stdout] da31637c2d062a7bbfa378e4949dddcf4c2fe643c37e20631c3852405b94db82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 61847ed6e6ebf0b9bc0719f84602404011877c4dc7b893dc4d7d2ec9e1728725
[INFO] running `Command { std: "docker" "start" "-a" "61847ed6e6ebf0b9bc0719f84602404011877c4dc7b893dc4d7d2ec9e1728725", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.96
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling futures-sink v0.3.21
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling slab v0.4.6
[INFO] [stderr]    Compiling futures-io v0.3.21
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.9
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling once_cell v1.12.0
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling thiserror v1.0.31
[INFO] [stderr]    Compiling futures-executor v0.3.21
[INFO] [stderr]    Compiling futures v0.3.21
[INFO] [stderr]    Compiling vmcircbuffer v0.0.10 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.58s
[INFO] running `Command { std: "docker" "inspect" "61847ed6e6ebf0b9bc0719f84602404011877c4dc7b893dc4d7d2ec9e1728725", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61847ed6e6ebf0b9bc0719f84602404011877c4dc7b893dc4d7d2ec9e1728725", kill_on_drop: false }`
[INFO] [stdout] 61847ed6e6ebf0b9bc0719f84602404011877c4dc7b893dc4d7d2ec9e1728725
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 1ea48b0c4c6ea36ae8a085e1e928c133558634a9899dd6f8fd64beefaefaf546
[INFO] running `Command { std: "docker" "start" "-a" "1ea48b0c4c6ea36ae8a085e1e928c133558634a9899dd6f8fd64beefaefaf546", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling futures-io v0.3.21
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling cache-padded v1.2.0
[INFO] [stderr]    Compiling waker-fn v1.1.0
[INFO] [stderr]    Compiling fastrand v1.7.0
[INFO] [stderr]    Compiling parking v2.0.0
[INFO] [stderr]    Compiling event-listener v2.5.2
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling async-task v4.2.0
[INFO] [stderr]    Compiling socket2 v0.4.4
[INFO] [stderr]    Compiling signal-hook v0.3.14
[INFO] [stderr]    Compiling atomic-waker v1.0.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling concurrent-queue v1.2.2
[INFO] [stderr]    Compiling getrandom v0.2.6
[INFO] [stderr]    Compiling async-lock v2.5.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling futures-lite v1.12.0
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling async-channel v1.6.1
[INFO] [stderr]    Compiling polling v2.2.0
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling blocking v1.2.0
[INFO] [stderr]    Compiling async-io v1.7.0
[INFO] [stderr]    Compiling async-executor v1.4.1
[INFO] [stderr]    Compiling async-fs v1.5.0
[INFO] [stderr]    Compiling async-process v1.4.0
[INFO] [stderr]    Compiling async-net v1.6.1
[INFO] [stderr]    Compiling smol v1.2.5
[INFO] [stderr]    Compiling futures-executor v0.3.21
[INFO] [stderr]    Compiling futures v0.3.21
[INFO] [stderr]    Compiling vmcircbuffer v0.0.10 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 9.57s
[INFO] running `Command { std: "docker" "inspect" "1ea48b0c4c6ea36ae8a085e1e928c133558634a9899dd6f8fd64beefaefaf546", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ea48b0c4c6ea36ae8a085e1e928c133558634a9899dd6f8fd64beefaefaf546", kill_on_drop: false }`
[INFO] [stdout] 1ea48b0c4c6ea36ae8a085e1e928c133558634a9899dd6f8fd64beefaefaf546
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 219c56c843f614abecb35ceaf6c476c91bc0417593a565f25e0861e861b71a5e
[INFO] running `Command { std: "docker" "start" "-a" "219c56c843f614abecb35ceaf6c476c91bc0417593a565f25e0861e861b71a5e", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/vmcircbuffer-c85942d167c5b2cf)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test double_mapped_buffer::double_mapped_buffer::test::byte_buffer ... ok
[INFO] [stdout] test double_mapped_buffer::double_mapped_buffer::test::u32_buffer ... ok
[INFO] [stderr]      Running tests/async.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/async-ce1465f17c230568)
[INFO] [stdout] test double_mapped_buffer::double_mapped_buffer::test::many_buffers ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test fuzz_async ... ok
[INFO] [stdout] test wait_writer ... ok
[INFO] [stdout] test wait_reader ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/nonblocking.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/nonblocking-824f4ad5d65724ca)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test minimal ... ok
[INFO] [stdout] test no_reader ... ok
[INFO] [stdout] test several_readers ... ok
[INFO] [stdout] test late_reader ... ok
[INFO] [stdout] test zero_size ... ok
[INFO] [stdout] test create_many ... ok
[INFO] [stdout] test consume_too_much - should panic ... ok
[INFO] [stdout] test produce_too_much - should panic ... ok
[INFO] [stdout] test fuzz_nonblocking ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.61s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/sync.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/sync-c770a39d55c4bf89)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test minimal ... ok
[INFO] [stdout] test no_reader ... ok
[INFO] [stdout] test several_readers ... ok
[INFO] [stdout] test late_reader ... ok
[INFO] [stdout] test zero_size ... ok
[INFO] [stdout] test create_many ... ok
[INFO] [stdout] test produce_too_much - should panic ... ok
[INFO] [stdout] test consume_too_much - should panic ... ok
[INFO] [stdout] test fuzz_sync ... ok
[INFO] [stdout] test block_writer ... ok
[INFO] [stdout] test block_reader ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/tags.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/tags-94d231d74194cc38)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tags ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "219c56c843f614abecb35ceaf6c476c91bc0417593a565f25e0861e861b71a5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "219c56c843f614abecb35ceaf6c476c91bc0417593a565f25e0861e861b71a5e", kill_on_drop: false }`
[INFO] [stdout] 219c56c843f614abecb35ceaf6c476c91bc0417593a565f25e0861e861b71a5e