[INFO] fetching crate generator 0.7.0...
[INFO] checking generator-0.7.0 against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] extracting crate generator 0.7.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate generator 0.7.0 on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate generator 0.7.0
[INFO] finished tweaking crates.io crate generator 0.7.0
[INFO] tweaked toml for crates.io crate generator 0.7.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate generator 0.7.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1ac3372c5acf29cd70c5b2b630cdb732cf1c8a9c7a23fd632fcbb4a0022bc4a3
[INFO] running `Command { std: "docker" "start" "-a" "1ac3372c5acf29cd70c5b2b630cdb732cf1c8a9c7a23fd632fcbb4a0022bc4a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ac3372c5acf29cd70c5b2b630cdb732cf1c8a9c7a23fd632fcbb4a0022bc4a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ac3372c5acf29cd70c5b2b630cdb732cf1c8a9c7a23fd632fcbb4a0022bc4a3", kill_on_drop: false }`
[INFO] [stdout] 1ac3372c5acf29cd70c5b2b630cdb732cf1c8a9c7a23fd632fcbb4a0022bc4a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] badfb1f847c62085f3dda4d9b32ca11282dc67065a796c0333b3b03553859149
[INFO] running `Command { std: "docker" "start" "-a" "badfb1f847c62085f3dda4d9b32ca11282dc67065a796c0333b3b03553859149", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustversion v1.0.4
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling cc v1.0.61
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling generator v0.7.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> tests/lib.rs:213:23
[INFO] [stdout]     |
[INFO] [stdout] 213 |         unsafe { &mut *ptr::null_mut() }
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deref_nullptr)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.50s
[INFO] running `Command { std: "docker" "inspect" "badfb1f847c62085f3dda4d9b32ca11282dc67065a796c0333b3b03553859149", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "badfb1f847c62085f3dda4d9b32ca11282dc67065a796c0333b3b03553859149", kill_on_drop: false }`
[INFO] [stdout] badfb1f847c62085f3dda4d9b32ca11282dc67065a796c0333b3b03553859149