[INFO] fetching crate signal-hook 0.4.4...
[INFO] testing signal-hook-0.4.4 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-2
[INFO] extracting crate signal-hook 0.4.4 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate signal-hook 0.4.4
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate signal-hook 0.4.4
[INFO] tweaked toml for crates.io crate signal-hook 0.4.4 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate signal-hook 0.4.4 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate signal-hook 0.4.4 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" "+562dee4820c458d823175268e41601d4c060588a" "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 cc v1.2.56
[INFO] [stderr]   Downloaded libc v0.2.182
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3a4297b61708024fb04243d6d6a42c4fd92f750cf9ca9350f1f7d81dce102e5b
[INFO] running `Command { std: "docker" "start" "-a" "3a4297b61708024fb04243d6d6a42c4fd92f750cf9ca9350f1f7d81dce102e5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a4297b61708024fb04243d6d6a42c4fd92f750cf9ca9350f1f7d81dce102e5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a4297b61708024fb04243d6d6a42c4fd92f750cf9ca9350f1f7d81dce102e5b", kill_on_drop: false }`
[INFO] [stdout] 3a4297b61708024fb04243d6d6a42c4fd92f750cf9ca9350f1f7d81dce102e5b
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cdec242059f85733787de0e7d13f930641027916027b7dea4c3821e528be1cfb
[INFO] running `Command { std: "docker" "start" "-a" "cdec242059f85733787de0e7d13f930641027916027b7dea4c3821e528be1cfb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.182
[INFO] [stderr]    Compiling signal-hook v0.4.4 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling errno v0.3.14
[INFO] [stderr]    Compiling signal-hook-registry v1.4.8
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.65s
[INFO] running `Command { std: "docker" "inspect" "cdec242059f85733787de0e7d13f930641027916027b7dea4c3821e528be1cfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdec242059f85733787de0e7d13f930641027916027b7dea4c3821e528be1cfb", kill_on_drop: false }`
[INFO] [stdout] cdec242059f85733787de0e7d13f930641027916027b7dea4c3821e528be1cfb
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 97cdc7cfe714bbe3d1319ecc32e1f804ac818bf0f5e3924039044b94df3ea26b
[INFO] running `Command { std: "docker" "start" "-a" "97cdc7cfe714bbe3d1319ecc32e1f804ac818bf0f5e3924039044b94df3ea26b", kill_on_drop: false }`
[INFO] [stderr]    Compiling signal-hook v0.4.4 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: cannot find module or crate `serial_test` in this scope
[INFO] [stdout]   --> tests/iterator.rs:52:17
[INFO] [stdout]    |
[INFO] [stdout] 52 |     let _lock = serial_test::lock();
[INFO] [stdout]    |                 ^^^^^^^^^^^ use of unresolved module or unlinked crate `serial_test`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `serial_test`, use `cargo add serial_test` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `serial_test` in this scope
[INFO] [stdout]   --> tests/iterator.rs:85:17
[INFO] [stdout]    |
[INFO] [stdout] 85 |     let _lock = serial_test::lock();
[INFO] [stdout]    |                 ^^^^^^^^^^^ use of unresolved module or unlinked crate `serial_test`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `serial_test`, use `cargo add serial_test` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `serial_test` in this scope
[INFO] [stdout]    --> tests/iterator.rs:151:17
[INFO] [stdout]     |
[INFO] [stdout] 151 |     let _lock = serial_test::lock();
[INFO] [stdout]     |                 ^^^^^^^^^^^ use of unresolved module or unlinked crate `serial_test`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `serial_test`, use `cargo add serial_test` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `serial_test` in this scope
[INFO] [stdout]    --> tests/iterator.rs:162:17
[INFO] [stdout]     |
[INFO] [stdout] 162 |     let _lock = serial_test::lock();
[INFO] [stdout]     |                 ^^^^^^^^^^^ use of unresolved module or unlinked crate `serial_test`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `serial_test`, use `cargo add serial_test` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `serial_test` in this scope
[INFO] [stdout]    --> tests/iterator.rs:174:17
[INFO] [stdout]     |
[INFO] [stdout] 174 |     let _lock = serial_test::lock();
[INFO] [stdout]     |                 ^^^^^^^^^^^ use of unresolved module or unlinked crate `serial_test`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `serial_test`, use `cargo add serial_test` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `serial_test` in this scope
[INFO] [stdout]    --> tests/iterator.rs:186:17
[INFO] [stdout]     |
[INFO] [stdout] 186 |     let _lock = serial_test::lock();
[INFO] [stdout]     |                 ^^^^^^^^^^^ use of unresolved module or unlinked crate `serial_test`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `serial_test`, use `cargo add serial_test` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `serial_test` in this scope
[INFO] [stdout]    --> tests/iterator.rs:198:17
[INFO] [stdout]     |
[INFO] [stdout] 198 |     let _lock = serial_test::lock();
[INFO] [stdout]     |                 ^^^^^^^^^^^ use of unresolved module or unlinked crate `serial_test`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `serial_test`, use `cargo add serial_test` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `serial_test` in this scope
[INFO] [stdout]    --> tests/iterator.rs:213:17
[INFO] [stdout]     |
[INFO] [stdout] 213 |     let _lock = serial_test::lock();
[INFO] [stdout]     |                 ^^^^^^^^^^^ use of unresolved module or unlinked crate `serial_test`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `serial_test`, use `cargo add serial_test` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `serial_test` in this scope
[INFO] [stdout]    --> tests/iterator.rs:225:17
[INFO] [stdout]     |
[INFO] [stdout] 225 |     let _lock = serial_test::lock();
[INFO] [stdout]     |                 ^^^^^^^^^^^ use of unresolved module or unlinked crate `serial_test`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `serial_test`, use `cargo add serial_test` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `serial_test` in this scope
[INFO] [stdout]    --> tests/iterator.rs:237:17
[INFO] [stdout]     |
[INFO] [stdout] 237 |     let _lock = serial_test::lock();
[INFO] [stdout]     |                 ^^^^^^^^^^^ use of unresolved module or unlinked crate `serial_test`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `serial_test`, use `cargo add serial_test` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `serial_test` in this scope
[INFO] [stdout]    --> tests/iterator.rs:257:17
[INFO] [stdout]     |
[INFO] [stdout] 257 |     let _lock = serial_test::lock();
[INFO] [stdout]     |                 ^^^^^^^^^^^ use of unresolved module or unlinked crate `serial_test`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `serial_test`, use `cargo add serial_test` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `serial_test` in this scope
[INFO] [stdout]    --> tests/iterator.rs:266:17
[INFO] [stdout]     |
[INFO] [stdout] 266 |     let _lock = serial_test::lock();
[INFO] [stdout]     |                 ^^^^^^^^^^^ use of unresolved module or unlinked crate `serial_test`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `serial_test`, use `cargo add serial_test` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `signal-hook` (test "iterator") due to 12 previous errors
[INFO] running `Command { std: "docker" "inspect" "97cdc7cfe714bbe3d1319ecc32e1f804ac818bf0f5e3924039044b94df3ea26b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97cdc7cfe714bbe3d1319ecc32e1f804ac818bf0f5e3924039044b94df3ea26b", kill_on_drop: false }`
[INFO] [stdout] 97cdc7cfe714bbe3d1319ecc32e1f804ac818bf0f5e3924039044b94df3ea26b