[INFO] fetching crate smallbox2 0.1.0... [INFO] checking smallbox2-0.1.0 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1 [INFO] extracting crate smallbox2 0.1.0 into /workspace/builds/worker-3-tc1/source [INFO] started tweaking crates.io crate smallbox2 0.1.0 [INFO] finished tweaking crates.io crate smallbox2 0.1.0 [INFO] tweaked toml for crates.io crate smallbox2 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate smallbox2 0.1.0 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 95c7ea1d3e482bba77e87eb3458de9d4b00c82cabbf6d7fe35c7a679c2696371 [INFO] running `Command { std: "docker" "start" "-a" "95c7ea1d3e482bba77e87eb3458de9d4b00c82cabbf6d7fe35c7a679c2696371", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "95c7ea1d3e482bba77e87eb3458de9d4b00c82cabbf6d7fe35c7a679c2696371", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "95c7ea1d3e482bba77e87eb3458de9d4b00c82cabbf6d7fe35c7a679c2696371", kill_on_drop: false }` [INFO] [stdout] 95c7ea1d3e482bba77e87eb3458de9d4b00c82cabbf6d7fe35c7a679c2696371 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 615421439e112237df7f794c0df1ef960ed1b6283cf6a62e17eef01cc94e3ba8 [INFO] running `Command { std: "docker" "start" "-a" "615421439e112237df7f794c0df1ef960ed1b6283cf6a62e17eef01cc94e3ba8", kill_on_drop: false }` [INFO] [stderr] Checking smallbox2 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error: calling this function with a null pointer is undefined behavior, even if the result of the function is unused [INFO] [stdout] --> src/smallbox.rs:51:22 [INFO] [stdout] | [INFO] [stdout] 51 | unsafe { core::slice::from_raw_parts_mut(core::ptr::null_mut::(), 0) as *mut [u8] }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^---------------------------^^^^ [INFO] [stdout] | | [INFO] [stdout] | null pointer originates from here [INFO] [stdout] | [INFO] [stdout] = help: for more information, visit and [INFO] [stdout] = note: `#[deny(invalid_null_arguments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `smallbox2` (lib) due to 1 previous error [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: calling this function with a null pointer is undefined behavior, even if the result of the function is unused [INFO] [stdout] --> src/smallbox.rs:51:22 [INFO] [stdout] | [INFO] [stdout] 51 | unsafe { core::slice::from_raw_parts_mut(core::ptr::null_mut::(), 0) as *mut [u8] }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^---------------------------^^^^ [INFO] [stdout] | | [INFO] [stdout] | null pointer originates from here [INFO] [stdout] | [INFO] [stdout] = help: for more information, visit and [INFO] [stdout] = note: `#[deny(invalid_null_arguments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `smallbox2` (lib test) due to 1 previous error [INFO] running `Command { std: "docker" "inspect" "615421439e112237df7f794c0df1ef960ed1b6283cf6a62e17eef01cc94e3ba8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "615421439e112237df7f794c0df1ef960ed1b6283cf6a62e17eef01cc94e3ba8", kill_on_drop: false }` [INFO] [stdout] 615421439e112237df7f794c0df1ef960ed1b6283cf6a62e17eef01cc94e3ba8