[INFO] fetching crate brickcheck 0.1.0...
[INFO] testing brickcheck-0.1.0 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate brickcheck 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate brickcheck 0.1.0 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate brickcheck 0.1.0
[INFO] finished tweaking crates.io crate brickcheck 0.1.0
[INFO] tweaked toml for crates.io crate brickcheck 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aa779965887250d41bdae8d9a551a3fb8990de94805c3750242ed283dfcaec26
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "aa779965887250d41bdae8d9a551a3fb8990de94805c3750242ed283dfcaec26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa779965887250d41bdae8d9a551a3fb8990de94805c3750242ed283dfcaec26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa779965887250d41bdae8d9a551a3fb8990de94805c3750242ed283dfcaec26", kill_on_drop: false }`
[INFO] [stdout] aa779965887250d41bdae8d9a551a3fb8990de94805c3750242ed283dfcaec26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7330943d84da5ddd103c5d047e9f0ea0cce8a5c420593dd6bcc08be25c509216
[INFO] running `Command { std: "docker" "start" "-a" "7330943d84da5ddd103c5d047e9f0ea0cce8a5c420593dd6bcc08be25c509216", kill_on_drop: false }`
[INFO] [stderr]    Compiling bit-vec v0.4.4
[INFO] [stderr]    Compiling brickcheck v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/mcu.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |         try!(f.seek(SeekFrom::Start(0x400)));
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/mcu.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |         try!(f.read_exact(&mut backdoor_key));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/mcu.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |         try!(f.read_exact(&mut fprot));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/mcu.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |         try!(f.read_exact(&mut fdprot));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/mcu.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |         try!(f.read_exact(&mut feprot));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/mcu.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |         try!(f.read_exact(&mut fopt));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/mcu.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 |         try!(f.read_exact(&mut fsec));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `Command { std: "docker" "inspect" "7330943d84da5ddd103c5d047e9f0ea0cce8a5c420593dd6bcc08be25c509216", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7330943d84da5ddd103c5d047e9f0ea0cce8a5c420593dd6bcc08be25c509216", kill_on_drop: false }`
[INFO] [stdout] 7330943d84da5ddd103c5d047e9f0ea0cce8a5c420593dd6bcc08be25c509216
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e07e5d0c5acb1c53b3447b24ea97a708c27c211a26f1f68b2f6fd052b5a0af02
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e07e5d0c5acb1c53b3447b24ea97a708c27c211a26f1f68b2f6fd052b5a0af02", kill_on_drop: false }`
[INFO] [stderr]    Compiling brickcheck v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/mcu.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |         try!(f.seek(SeekFrom::Start(0x400)));
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/mcu.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |         try!(f.read_exact(&mut backdoor_key));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/mcu.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |         try!(f.read_exact(&mut fprot));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/mcu.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |         try!(f.read_exact(&mut fdprot));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/mcu.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |         try!(f.read_exact(&mut feprot));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/mcu.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |         try!(f.read_exact(&mut fopt));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/mcu.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 |         try!(f.read_exact(&mut fsec));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "e07e5d0c5acb1c53b3447b24ea97a708c27c211a26f1f68b2f6fd052b5a0af02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e07e5d0c5acb1c53b3447b24ea97a708c27c211a26f1f68b2f6fd052b5a0af02", kill_on_drop: false }`
[INFO] [stdout] e07e5d0c5acb1c53b3447b24ea97a708c27c211a26f1f68b2f6fd052b5a0af02
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b4a54c33e31d16fd1cddfd0df11ad85a65c627e5c3897cd234c24e5be0e50b34
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b4a54c33e31d16fd1cddfd0df11ad85a65c627e5c3897cd234c24e5be0e50b34", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/mcu.rs:24:9
[INFO] [stderr]    |
[INFO] [stderr] 24 |         try!(f.seek(SeekFrom::Start(0x400)));
[INFO] [stderr]    |         ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/mcu.rs:31:9
[INFO] [stderr]    |
[INFO] [stderr] 31 |         try!(f.read_exact(&mut backdoor_key));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/mcu.rs:32:9
[INFO] [stderr]    |
[INFO] [stderr] 32 |         try!(f.read_exact(&mut fprot));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/mcu.rs:33:9
[INFO] [stderr]    |
[INFO] [stderr] 33 |         try!(f.read_exact(&mut fdprot));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/mcu.rs:34:9
[INFO] [stderr]    |
[INFO] [stderr] 34 |         try!(f.read_exact(&mut feprot));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/mcu.rs:35:9
[INFO] [stderr]    |
[INFO] [stderr] 35 |         try!(f.read_exact(&mut fopt));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/mcu.rs:36:9
[INFO] [stderr]    |
[INFO] [stderr] 36 |         try!(f.read_exact(&mut fsec));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/brickcheck-b804923fe134871b
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b4a54c33e31d16fd1cddfd0df11ad85a65c627e5c3897cd234c24e5be0e50b34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4a54c33e31d16fd1cddfd0df11ad85a65c627e5c3897cd234c24e5be0e50b34", kill_on_drop: false }`
[INFO] [stdout] b4a54c33e31d16fd1cddfd0df11ad85a65c627e5c3897cd234c24e5be0e50b34