[INFO] fetching crate singleton-registry 1.0.1...
[INFO] testing singleton-registry-1.0.1 against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1
[INFO] extracting crate singleton-registry 1.0.1 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate singleton-registry 1.0.1
[INFO] finished tweaking crates.io crate singleton-registry 1.0.1
[INFO] tweaked toml for crates.io crate singleton-registry 1.0.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate singleton-registry 1.0.1 on toolchain caccb4d0368bd918ef6668af8e13834d07040417
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate singleton-registry 1.0.1 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" "+caccb4d0368bd918ef6668af8e13834d07040417" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serial_test v3.2.0
[INFO] [stderr]   Downloaded scc v2.3.4
[INFO] [stderr]   Downloaded serial_test_derive v3.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] df1b9d5650232a5c377e51f1310e34f7b1389c86cc9e5c949d86b20c34d3725d
[INFO] running `Command { std: "docker" "start" "-a" "df1b9d5650232a5c377e51f1310e34f7b1389c86cc9e5c949d86b20c34d3725d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "df1b9d5650232a5c377e51f1310e34f7b1389c86cc9e5c949d86b20c34d3725d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df1b9d5650232a5c377e51f1310e34f7b1389c86cc9e5c949d86b20c34d3725d", kill_on_drop: false }`
[INFO] [stdout] df1b9d5650232a5c377e51f1310e34f7b1389c86cc9e5c949d86b20c34d3725d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d09c8758038649ca5e19c5b73a2c22a628d6a1c145c4978e764821164b6ab4af
[INFO] running `Command { std: "docker" "start" "-a" "d09c8758038649ca5e19c5b73a2c22a628d6a1c145c4978e764821164b6ab4af", kill_on_drop: false }`
[INFO] [stderr]    Compiling singleton-registry v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "d09c8758038649ca5e19c5b73a2c22a628d6a1c145c4978e764821164b6ab4af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d09c8758038649ca5e19c5b73a2c22a628d6a1c145c4978e764821164b6ab4af", kill_on_drop: false }`
[INFO] [stdout] d09c8758038649ca5e19c5b73a2c22a628d6a1c145c4978e764821164b6ab4af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2e8c71a6eab9b8d1d1a2960ebcc89b7be993e082b4f82982ef138842d429bce
[INFO] running `Command { std: "docker" "start" "-a" "f2e8c71a6eab9b8d1d1a2960ebcc89b7be993e082b4f82982ef138842d429bce", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.97
[INFO] [stderr]    Compiling sdd v3.0.10
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling scc v2.3.4
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling serial_test_derive v3.2.0
[INFO] [stderr]    Compiling serial_test v3.2.0
[INFO] [stderr]    Compiling singleton-registry v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 6.50s
[INFO] running `Command { std: "docker" "inspect" "f2e8c71a6eab9b8d1d1a2960ebcc89b7be993e082b4f82982ef138842d429bce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2e8c71a6eab9b8d1d1a2960ebcc89b7be993e082b4f82982ef138842d429bce", kill_on_drop: false }`
[INFO] [stdout] f2e8c71a6eab9b8d1d1a2960ebcc89b7be993e082b4f82982ef138842d429bce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] eab558dce7e064d496b4347bf78ab15db269f836ed9d6fd9af8cd34df2bdcae4
[INFO] running `Command { std: "docker" "start" "-a" "eab558dce7e064d496b4347bf78ab15db269f836ed9d6fd9af8cd34df2bdcae4", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/singleton_registry-2bdf5eca05556831)
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test registry::tests::test_custom_type ... ok
[INFO] [stdout] test registry::tests::test_display_clear ... ok
[INFO] [stdout] test registry::tests::test_di_get_ref ... ok
[INFO] [stdout] test registry::tests::test_di_get_cloned ... ok
[INFO] [stdout] test registry::tests::test_display_contains ... ok
[INFO] [stdout] test registry::tests::test_di_contains ... ok
[INFO] [stdout] test registry::tests::test_display_get ... ok
[INFO] [stdout] test registry::tests::test_display_register ... ok
[INFO] [stdout] test registry::tests::test_get_nonexistent ... ok
[INFO] [stdout] test registry::tests::test_multiple_types ... ok
[INFO] [stdout] test registry::tests::test_overwrite_same_type ... ok
[INFO] [stdout] test registry::tests::test_register_and_get_string ... ok
[INFO] [stdout] test registry::tests::test_thread_safety ... ok
[INFO] [stdout] test registry::tests::test_trace_callback_invoked ... ok
[INFO] [stdout] test registry::tests::test_tuple_type ... ok
[INFO] [stdout] test registry::tests::test_register_and_get_primitive ... ok
[INFO] [stdout] test registry::tests::test_function_pointer_registration ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests singleton_registry
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/registry.rs - registry::get (line 249) ... ok
[INFO] [stdout] test src/registry.rs - registry::contains (line 213) ... ok
[INFO] [stdout] test src/registry.rs - registry::get_cloned (line 301) ... ok
[INFO] [stdout] test src/registry.rs - registry::register_arc (line 141) ... ok
[INFO] [stdout] test src/lib.rs - (line 11) ... ok
[INFO] [stdout] test src/registry.rs - registry::set_trace_callback (line 93) ... ok
[INFO] [stdout] test src/registry.rs - registry (line 11) ... ok
[INFO] [stdout] test src/registry.rs - registry::register (line 182) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.57s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "eab558dce7e064d496b4347bf78ab15db269f836ed9d6fd9af8cd34df2bdcae4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eab558dce7e064d496b4347bf78ab15db269f836ed9d6fd9af8cd34df2bdcae4", kill_on_drop: false }`
[INFO] [stdout] eab558dce7e064d496b4347bf78ab15db269f836ed9d6fd9af8cd34df2bdcae4