[INFO] fetching crate mula 0.1.1...
[INFO] testing mula-0.1.1 against master#0d13f6afeba4935499abe0c9a07426c94492c94e for pr-96025-2
[INFO] extracting crate mula 0.1.1 into /workspace/builds/worker-74/source
[INFO] validating manifest of crates.io crate mula 0.1.1 on toolchain 0d13f6afeba4935499abe0c9a07426c94492c94e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d13f6afeba4935499abe0c9a07426c94492c94e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mula 0.1.1
[INFO] finished tweaking crates.io crate mula 0.1.1
[INFO] tweaked toml for crates.io crate mula 0.1.1 written to /workspace/builds/worker-74/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d13f6afeba4935499abe0c9a07426c94492c94e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d13f6afeba4935499abe0c9a07426c94492c94e" "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 spmc v0.3.0
[INFO] [stderr]   Downloaded mula_proc_macro v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+0d13f6afeba4935499abe0c9a07426c94492c94e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5bfeed663913e5e8b6f7d18e95dd8aa743fc995c49732af425a80e8dccd7b3c2
[INFO] running `Command { std: "docker" "start" "-a" "5bfeed663913e5e8b6f7d18e95dd8aa743fc995c49732af425a80e8dccd7b3c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5bfeed663913e5e8b6f7d18e95dd8aa743fc995c49732af425a80e8dccd7b3c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bfeed663913e5e8b6f7d18e95dd8aa743fc995c49732af425a80e8dccd7b3c2", kill_on_drop: false }`
[INFO] [stdout] 5bfeed663913e5e8b6f7d18e95dd8aa743fc995c49732af425a80e8dccd7b3c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+0d13f6afeba4935499abe0c9a07426c94492c94e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9902d63047458caf3189e0e4486534ac673b3d8eda9f224cdc680cdbe0a1a18e
[INFO] running `Command { std: "docker" "start" "-a" "9902d63047458caf3189e0e4486534ac673b3d8eda9f224cdc680cdbe0a1a18e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.38
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling syn v1.0.93
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling smallvec v1.8.0
[INFO] [stderr]    Compiling spmc v0.3.0
[INFO] [stderr]    Compiling once_cell v1.10.0
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling mula_proc_macro v0.1.0
[INFO] [stderr]    Compiling mula v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 42s
[INFO] running `Command { std: "docker" "inspect" "9902d63047458caf3189e0e4486534ac673b3d8eda9f224cdc680cdbe0a1a18e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9902d63047458caf3189e0e4486534ac673b3d8eda9f224cdc680cdbe0a1a18e", kill_on_drop: false }`
[INFO] [stdout] 9902d63047458caf3189e0e4486534ac673b3d8eda9f224cdc680cdbe0a1a18e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+0d13f6afeba4935499abe0c9a07426c94492c94e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 91642e710ada10f95f61c7f0925d2f49c2bb922dbd948b288ba491b1212a7bed
[INFO] running `Command { std: "docker" "start" "-a" "91642e710ada10f95f61c7f0925d2f49c2bb922dbd948b288ba491b1212a7bed", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling mula v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 28.52s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/mula-806a443c9584f5bd)
[INFO] [stderr]   Executable tests/proc_macro_test.rs (/opt/rustwide/target/debug/deps/proc_macro_test-ab3ba7af262b01ff)
[INFO] running `Command { std: "docker" "inspect" "91642e710ada10f95f61c7f0925d2f49c2bb922dbd948b288ba491b1212a7bed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91642e710ada10f95f61c7f0925d2f49c2bb922dbd948b288ba491b1212a7bed", kill_on_drop: false }`
[INFO] [stdout] 91642e710ada10f95f61c7f0925d2f49c2bb922dbd948b288ba491b1212a7bed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+0d13f6afeba4935499abe0c9a07426c94492c94e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9076d3814d2ba5ff092c3c17d1a2a3037a36d2c3d11517250eb68cbed8815112
[INFO] running `Command { std: "docker" "start" "-a" "9076d3814d2ba5ff092c3c17d1a2a3037a36d2c3d11517250eb68cbed8815112", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mula-806a443c9584f5bd)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 11.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/proc_macro_test.rs (/opt/rustwide/target/debug/deps/proc_macro_test-ab3ba7af262b01ff)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_basic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mula
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - Mula<T,O,F>::subscribe_to (line 126) ... ok
[INFO] [stdout] test src/lib.rs - Mula<T,O,F>::new (line 85) ... ok
[INFO] [stdout] test src/lib.rs - (line 18) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 5.23s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9076d3814d2ba5ff092c3c17d1a2a3037a36d2c3d11517250eb68cbed8815112", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9076d3814d2ba5ff092c3c17d1a2a3037a36d2c3d11517250eb68cbed8815112", kill_on_drop: false }`
[INFO] [stdout] 9076d3814d2ba5ff092c3c17d1a2a3037a36d2c3d11517250eb68cbed8815112