[INFO] fetching crate actions 0.2.0...
[INFO] testing actions-0.2.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate actions 0.2.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate actions 0.2.0
[INFO] finished tweaking crates.io crate actions 0.2.0
[INFO] tweaked toml for crates.io crate actions 0.2.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate actions 0.2.0 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 20 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.6.5 (available: v0.9.1)
[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-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 449b0ffe9db686aeb0377607ec5183bd8929e98bba60ad750e151332f77857c8
[INFO] running `Command { std: "docker" "start" "-a" "449b0ffe9db686aeb0377607ec5183bd8929e98bba60ad750e151332f77857c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "449b0ffe9db686aeb0377607ec5183bd8929e98bba60ad750e151332f77857c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "449b0ffe9db686aeb0377607ec5183bd8929e98bba60ad750e151332f77857c8", kill_on_drop: false }`
[INFO] [stdout] 449b0ffe9db686aeb0377607ec5183bd8929e98bba60ad750e151332f77857c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 66c8de142043d765aacfc9f5fb1d0c34e8b357dae586669416a30583e6d42ee3
[INFO] running `Command { std: "docker" "start" "-a" "66c8de142043d765aacfc9f5fb1d0c34e8b357dae586669416a30583e6d42ee3", kill_on_drop: false }`
[INFO] [stderr]    Compiling actions v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "66c8de142043d765aacfc9f5fb1d0c34e8b357dae586669416a30583e6d42ee3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66c8de142043d765aacfc9f5fb1d0c34e8b357dae586669416a30583e6d42ee3", kill_on_drop: false }`
[INFO] [stdout] 66c8de142043d765aacfc9f5fb1d0c34e8b357dae586669416a30583e6d42ee3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] e89e8e1c5fd9451cdf8c98d48964b3687caaef7e2213d3db593f1ace3eafc0fa
[INFO] running `Command { std: "docker" "start" "-a" "e89e8e1c5fd9451cdf8c98d48964b3687caaef7e2213d3db593f1ace3eafc0fa", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling actions v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Counter` is never constructed
[INFO] [stdout]  --> examples/merge_actions.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct Counter {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Counter` has a derived impl for the trait `Default`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> examples/merge_actions.rs:13:14
[INFO] [stdout]    |
[INFO] [stdout] 13 |     SetValue(i32),
[INFO] [stdout]    |     -------- ^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CounterAction` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 13 -     SetValue(i32),
[INFO] [stdout] 13 +     SetValue(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `MinValueReached`, `MaxValueReached`, and `WouldOverflow` are never constructed
[INFO] [stdout]   --> examples/merge_actions.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | enum CounterError {
[INFO] [stdout]    |      ------------ variants in this enum
[INFO] [stdout] 20 |     MinValueReached,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 21 |     MaxValueReached,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 22 |     WouldOverflow,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CounterError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.80s
[INFO] running `Command { std: "docker" "inspect" "e89e8e1c5fd9451cdf8c98d48964b3687caaef7e2213d3db593f1ace3eafc0fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e89e8e1c5fd9451cdf8c98d48964b3687caaef7e2213d3db593f1ace3eafc0fa", kill_on_drop: false }`
[INFO] [stdout] e89e8e1c5fd9451cdf8c98d48964b3687caaef7e2213d3db593f1ace3eafc0fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 47c441e8d21774c6df648b73b5c7397894686aa90815ee5ce2c09448ee3c7148
[INFO] running `Command { std: "docker" "start" "-a" "47c441e8d21774c6df648b73b5c7397894686aa90815ee5ce2c09448ee3c7148", kill_on_drop: false }`
[INFO] [stderr] warning: struct `Counter` is never constructed
[INFO] [stderr]  --> examples/merge_actions.rs:5:8
[INFO] [stderr]   |
[INFO] [stderr] 5 | struct Counter {
[INFO] [stderr]   |        ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `Counter` has a derived impl for the trait `Default`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> examples/merge_actions.rs:13:14
[INFO] [stderr]    |
[INFO] [stderr] 13 |     SetValue(i32),
[INFO] [stderr]    |     -------- ^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `CounterAction` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 13 -     SetValue(i32),
[INFO] [stderr] 13 +     SetValue(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: variants `MinValueReached`, `MaxValueReached`, and `WouldOverflow` are never constructed
[INFO] [stderr]   --> examples/merge_actions.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 19 | enum CounterError {
[INFO] [stderr]    |      ------------ variants in this enum
[INFO] [stderr] 20 |     MinValueReached,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 21 |     MaxValueReached,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 22 |     WouldOverflow,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `CounterError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: `actions` (example "merge_actions") generated 3 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/actions-61564b51a57ce029)
[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] [stderr]      Running tests/chain.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/chain-8bbb9a0cfb695f45)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test chain_compress_cancel_out ... ok
[INFO] [stdout] test chain_compression_last_overwriting ... ok
[INFO] [stdout] test chain_new ... ok
[INFO] [stdout] test chain_push ... ok
[INFO] [stdout] test chain_compression_generated_short ... ok
[INFO] [stderr]      Running tests/reduce.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/reduce-091e02121c3a0983)
[INFO] [stdout] test chain_compression_generated_long ... ok
[INFO] [stderr]      Running tests/timeline.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/timeline-d2fd81bab3c228c9)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.18s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test apply ... 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] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test timeline_forward ... ok
[INFO] [stdout] test timeline_redo ... ok
[INFO] [stdout] test timeline_redos_remaining_2 ... ok
[INFO] [stdout] test timeline_undos_remaining ... ok
[INFO] [stdout] test timeline_undo ... ok
[INFO] [stdout] test timeline_redos_remaining ... ok
[INFO] [stdout] test timeline_undo_2 - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "47c441e8d21774c6df648b73b5c7397894686aa90815ee5ce2c09448ee3c7148", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47c441e8d21774c6df648b73b5c7397894686aa90815ee5ce2c09448ee3c7148", kill_on_drop: false }`
[INFO] [stdout] 47c441e8d21774c6df648b73b5c7397894686aa90815ee5ce2c09448ee3c7148