[INFO] fetching crate bdrck_test 0.1.1...
[INFO] testing bdrck_test-0.1.1 against master#1871252fc8bb672d40787e67404e6eaae7059369 for pr-125151
[INFO] extracting crate bdrck_test 0.1.1 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate bdrck_test 0.1.1 on toolchain 1871252fc8bb672d40787e67404e6eaae7059369
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bdrck_test 0.1.1
[INFO] finished tweaking crates.io crate bdrck_test 0.1.1
[INFO] tweaked toml for crates.io crate bdrck_test 0.1.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aa9e3960d0813cf3ed4df561d80c664159e079d0ea8dd7cfe9342657cb2f4bb5
[INFO] running `Command { std: "docker" "start" "-a" "aa9e3960d0813cf3ed4df561d80c664159e079d0ea8dd7cfe9342657cb2f4bb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa9e3960d0813cf3ed4df561d80c664159e079d0ea8dd7cfe9342657cb2f4bb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa9e3960d0813cf3ed4df561d80c664159e079d0ea8dd7cfe9342657cb2f4bb5", kill_on_drop: false }`
[INFO] [stdout] aa9e3960d0813cf3ed4df561d80c664159e079d0ea8dd7cfe9342657cb2f4bb5
[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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f6ee763267976756d7a51c8eab9f752f7a310106ff1f22128267f25d55acb543
[INFO] running `Command { std: "docker" "start" "-a" "f6ee763267976756d7a51c8eab9f752f7a310106ff1f22128267f25d55acb543", kill_on_drop: false }`
[INFO] [stderr]    Compiling bdrck_test v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] running `Command { std: "docker" "inspect" "f6ee763267976756d7a51c8eab9f752f7a310106ff1f22128267f25d55acb543", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6ee763267976756d7a51c8eab9f752f7a310106ff1f22128267f25d55acb543", kill_on_drop: false }`
[INFO] [stdout] f6ee763267976756d7a51c8eab9f752f7a310106ff1f22128267f25d55acb543
[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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 32939bd781a5e1a6253667faa869ebb1922b274cca43c7371ee622db0949abde
[INFO] running `Command { std: "docker" "start" "-a" "32939bd781a5e1a6253667faa869ebb1922b274cca43c7371ee622db0949abde", kill_on_drop: false }`
[INFO] [stderr]    Compiling bdrck_test v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/fn_instrumentation.rs:41:31
[INFO] [stdout]    |
[INFO] [stdout] 41 |         let mut function: Box<FnMut()> = Box::new(|| { instrumentation.record_call(); });
[INFO] [stdout]    |                               ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 41 |         let mut function: Box<dyn FnMut()> = Box::new(|| { instrumentation.record_call(); });
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "32939bd781a5e1a6253667faa869ebb1922b274cca43c7371ee622db0949abde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32939bd781a5e1a6253667faa869ebb1922b274cca43c7371ee622db0949abde", kill_on_drop: false }`
[INFO] [stdout] 32939bd781a5e1a6253667faa869ebb1922b274cca43c7371ee622db0949abde
[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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] db9b9c7d5047a2aa16a3767beb0712ae1ac0b8ab5f1b18c26cad2083cf463135
[INFO] running `Command { std: "docker" "start" "-a" "db9b9c7d5047a2aa16a3767beb0712ae1ac0b8ab5f1b18c26cad2083cf463135", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/fn_instrumentation.rs:41:31
[INFO] [stderr]    |
[INFO] [stderr] 41 |         let mut function: Box<FnMut()> = Box::new(|| { instrumentation.record_call(); });
[INFO] [stderr]    |                               ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] help: if this is an object-safe trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 41 |         let mut function: Box<dyn FnMut()> = Box::new(|| { instrumentation.record_call(); });
[INFO] [stderr]    |                               +++
[INFO] [stderr] 
[INFO] [stderr] warning: `bdrck_test` (lib test) generated 1 warning (run `cargo fix --lib -p bdrck_test --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/bdrck_test-2ff040aeb7ed6a8c)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test fn_instrumentation::test::test_fn_mut_instrumentation ... 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] [stderr]    Doc-tests bdrck_test
[INFO] [stdout] 
[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] running `Command { std: "docker" "inspect" "db9b9c7d5047a2aa16a3767beb0712ae1ac0b8ab5f1b18c26cad2083cf463135", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db9b9c7d5047a2aa16a3767beb0712ae1ac0b8ab5f1b18c26cad2083cf463135", kill_on_drop: false }`
[INFO] [stdout] db9b9c7d5047a2aa16a3767beb0712ae1ac0b8ab5f1b18c26cad2083cf463135
[INFO] testing bdrck_test-0.1.1 against try#b642703cf9526da1e72c0b6755753b939a9c6b6d for pr-125151
[INFO] extracting crate bdrck_test 0.1.1 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate bdrck_test 0.1.1 on toolchain b642703cf9526da1e72c0b6755753b939a9c6b6d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bdrck_test 0.1.1
[INFO] finished tweaking crates.io crate bdrck_test 0.1.1
[INFO] tweaked toml for crates.io crate bdrck_test 0.1.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7eb3b9872845035c1be2855c9210b842644943d64fd0e241d7d677a993eb73ea
[INFO] running `Command { std: "docker" "start" "-a" "7eb3b9872845035c1be2855c9210b842644943d64fd0e241d7d677a993eb73ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7eb3b9872845035c1be2855c9210b842644943d64fd0e241d7d677a993eb73ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7eb3b9872845035c1be2855c9210b842644943d64fd0e241d7d677a993eb73ea", kill_on_drop: false }`
[INFO] [stdout] 7eb3b9872845035c1be2855c9210b842644943d64fd0e241d7d677a993eb73ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d081e74199387746a9d0f0a418a52bbbc316874391c01345851d8629b670c03
[INFO] running `Command { std: "docker" "start" "-a" "7d081e74199387746a9d0f0a418a52bbbc316874391c01345851d8629b670c03", kill_on_drop: false }`
[INFO] [stderr]    Compiling bdrck_test v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] running `Command { std: "docker" "inspect" "7d081e74199387746a9d0f0a418a52bbbc316874391c01345851d8629b670c03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d081e74199387746a9d0f0a418a52bbbc316874391c01345851d8629b670c03", kill_on_drop: false }`
[INFO] [stdout] 7d081e74199387746a9d0f0a418a52bbbc316874391c01345851d8629b670c03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0fc300d1be0ece4f2966a845c2fd44a8bf937081a1516088a8c156d5be5b3ae2
[INFO] running `Command { std: "docker" "start" "-a" "0fc300d1be0ece4f2966a845c2fd44a8bf937081a1516088a8c156d5be5b3ae2", kill_on_drop: false }`
[INFO] [stderr]    Compiling bdrck_test v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/fn_instrumentation.rs:41:31
[INFO] [stdout]    |
[INFO] [stdout] 41 |         let mut function: Box<FnMut()> = Box::new(|| { instrumentation.record_call(); });
[INFO] [stdout]    |                               ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 41 |         let mut function: Box<dyn FnMut()> = Box::new(|| { instrumentation.record_call(); });
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "0fc300d1be0ece4f2966a845c2fd44a8bf937081a1516088a8c156d5be5b3ae2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fc300d1be0ece4f2966a845c2fd44a8bf937081a1516088a8c156d5be5b3ae2", kill_on_drop: false }`
[INFO] [stdout] 0fc300d1be0ece4f2966a845c2fd44a8bf937081a1516088a8c156d5be5b3ae2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 752d39d6b37cdcd8737f4d52fb9d8266b24089d0b738085cdb519a14bd538c45
[INFO] running `Command { std: "docker" "start" "-a" "752d39d6b37cdcd8737f4d52fb9d8266b24089d0b738085cdb519a14bd538c45", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/fn_instrumentation.rs:41:31
[INFO] [stderr]    |
[INFO] [stderr] 41 |         let mut function: Box<FnMut()> = Box::new(|| { instrumentation.record_call(); });
[INFO] [stderr]    |                               ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] help: if this is an object-safe trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 41 |         let mut function: Box<dyn FnMut()> = Box::new(|| { instrumentation.record_call(); });
[INFO] [stderr]    |                               +++
[INFO] [stderr] 
[INFO] [stderr] warning: `bdrck_test` (lib test) generated 1 warning (run `cargo fix --lib -p bdrck_test --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/bdrck_test-2ff040aeb7ed6a8c)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test fn_instrumentation::test::test_fn_mut_instrumentation ... 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] [stderr]    Doc-tests bdrck_test
[INFO] [stdout] 
[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] running `Command { std: "docker" "inspect" "752d39d6b37cdcd8737f4d52fb9d8266b24089d0b738085cdb519a14bd538c45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "752d39d6b37cdcd8737f4d52fb9d8266b24089d0b738085cdb519a14bd538c45", kill_on_drop: false }`
[INFO] [stdout] 752d39d6b37cdcd8737f4d52fb9d8266b24089d0b738085cdb519a14bd538c45
