[INFO] fetching crate atomicbox 0.4.0...
[INFO] testing atomicbox-0.4.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate atomicbox 0.4.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate atomicbox 0.4.0
[INFO] finished tweaking crates.io crate atomicbox 0.4.0
[INFO] tweaked toml for crates.io crate atomicbox 0.4.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate atomicbox 0.4.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 54 packages to latest compatible versions
[INFO] [stderr]       Adding compiletest_rs v0.7.1 (available: v0.11.2)
[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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tester v0.9.1
[INFO] [stderr]   Downloaded compiletest_rs v0.7.1
[INFO] [stderr]   Downloaded rustfix v0.5.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] f076e9c679f0693b2744422d75b90a8da94d730219fd6ddeb2f716701f150e10
[INFO] running `Command { std: "docker" "start" "-a" "f076e9c679f0693b2744422d75b90a8da94d730219fd6ddeb2f716701f150e10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f076e9c679f0693b2744422d75b90a8da94d730219fd6ddeb2f716701f150e10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f076e9c679f0693b2744422d75b90a8da94d730219fd6ddeb2f716701f150e10", kill_on_drop: false }`
[INFO] [stdout] f076e9c679f0693b2744422d75b90a8da94d730219fd6ddeb2f716701f150e10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 854033bd03f45ceb1ba1fc32d9fd1d6d540eee8ad316e62b7c2bf7d7a798902a
[INFO] running `Command { std: "docker" "start" "-a" "854033bd03f45ceb1ba1fc32d9fd1d6d540eee8ad316e62b7c2bf7d7a798902a", kill_on_drop: false }`
[INFO] [stderr]    Compiling atomicbox v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/atomic_box.rs:166:13
[INFO] [stdout]     |
[INFO] [stdout] 166 |             Box::from_raw(last_ptr);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 166 |             let _ = Box::from_raw(last_ptr);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "854033bd03f45ceb1ba1fc32d9fd1d6d540eee8ad316e62b7c2bf7d7a798902a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "854033bd03f45ceb1ba1fc32d9fd1d6d540eee8ad316e62b7c2bf7d7a798902a", kill_on_drop: false }`
[INFO] [stdout] 854033bd03f45ceb1ba1fc32d9fd1d6d540eee8ad316e62b7c2bf7d7a798902a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] b810526d332a109f9dafa2cc0e631d570b2fc3533885ced45b0318bb377404fd
[INFO] running `Command { std: "docker" "start" "-a" "b810526d332a109f9dafa2cc0e631d570b2fc3533885ced45b0318bb377404fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-width v0.2.1
[INFO] [stderr]    Compiling compiletest_rs v0.7.1
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/atomic_box.rs:166:13
[INFO] [stdout]     |
[INFO] [stdout] 166 |             Box::from_raw(last_ptr);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 166 |             let _ = Box::from_raw(last_ptr);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling filetime v0.2.25
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]    Compiling getopts v0.2.23
[INFO] [stderr]    Compiling tester v0.9.1
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling rustfix v0.5.1
[INFO] [stderr]    Compiling atomicbox v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `std::boxed::Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/atomic_box.rs:166:13
[INFO] [stdout]     |
[INFO] [stdout] 166 |             Box::from_raw(last_ptr);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 166 |             let _ = Box::from_raw(last_ptr);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 15.36s
[INFO] running `Command { std: "docker" "inspect" "b810526d332a109f9dafa2cc0e631d570b2fc3533885ced45b0318bb377404fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b810526d332a109f9dafa2cc0e631d570b2fc3533885ced45b0318bb377404fd", kill_on_drop: false }`
[INFO] [stdout] b810526d332a109f9dafa2cc0e631d570b2fc3533885ced45b0318bb377404fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 63adad9d0d7b2e69d4ebf61db75e6b8b2a7c1da34dc384bef0ef566f01137da9
[INFO] running `Command { std: "docker" "start" "-a" "63adad9d0d7b2e69d4ebf61db75e6b8b2a7c1da34dc384bef0ef566f01137da9", kill_on_drop: false }`
[INFO] [stderr] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stderr]    --> src/atomic_box.rs:166:13
[INFO] [stderr]     |
[INFO] [stderr] 166 |             Box::from_raw(last_ptr);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 166 |             let _ = Box::from_raw(last_ptr);
[INFO] [stderr]     |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `atomicbox` (lib) generated 1 warning
[INFO] [stderr] warning: unused return value of `std::boxed::Box::<T>::from_raw` that must be used
[INFO] [stderr]    --> src/atomic_box.rs:166:13
[INFO] [stderr]     |
[INFO] [stderr] 166 |             Box::from_raw(last_ptr);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 166 |             let _ = Box::from_raw(last_ptr);
[INFO] [stderr]     |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `atomicbox` (lib test) generated 1 warning
[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/atomicbox-7fb6b3a5bce49ee4)
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test atomic_box::tests::atomic_box_drops ... ok
[INFO] [stdout] test atomic_box::tests::atomic_box_pointer_identity ... ok
[INFO] [stdout] test atomic_box::tests::atomic_box_store_works ... ok
[INFO] [stdout] test atomic_box::tests::atomic_box_swap_mut_works ... ok
[INFO] [stdout] test atomic_box::tests::atomic_box_swap_works ... ok
[INFO] [stdout] test atomic_box::tests::debug_fmt ... ok
[INFO] [stdout] test atomic_option_box::tests::atomic_box_drops ... ok
[INFO] [stdout] test atomic_option_box::tests::atomic_option_box_store_works ... ok
[INFO] [stdout] test atomic_option_box::tests::atomic_option_box_pointer_identity ... ok
[INFO] [stdout] test atomic_option_box::tests::atomic_option_box_swap_mut_works ... ok
[INFO] [stdout] test atomic_box::tests::atomic_threads ... ok
[INFO] [stdout] test atomic_option_box::tests::atomic_option_box_swap_works ... ok
[INFO] [stdout] test atomic_option_box::tests::debug_fmt ... ok
[INFO] [stdout] test atomic_box::tests::cant_use_foolish_swap_ordering_type - should panic ... ok
[INFO] [stderr]      Running tests/compile_tests.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/compile_tests-7ca631579abceae5)
[INFO] [stdout] test atomic_option_box::tests::cant_use_foolish_swap_ordering_type - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test [compile-fail] compile-fail/send_rc.rs ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] [stdout] test compile_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.14s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "63adad9d0d7b2e69d4ebf61db75e6b8b2a7c1da34dc384bef0ef566f01137da9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63adad9d0d7b2e69d4ebf61db75e6b8b2a7c1da34dc384bef0ef566f01137da9", kill_on_drop: false }`
[INFO] [stdout] 63adad9d0d7b2e69d4ebf61db75e6b8b2a7c1da34dc384bef0ef566f01137da9