[INFO] fetching crate mpi-fork-fnsp 0.6.0... [INFO] checking mpi-fork-fnsp-0.6.0 against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-3 [INFO] extracting crate mpi-fork-fnsp 0.6.0 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate mpi-fork-fnsp 0.6.0 on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate mpi-fork-fnsp 0.6.0 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate mpi-fork-fnsp 0.6.0 [INFO] tweaked toml for crates.io crate mpi-fork-fnsp 0.6.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate crates.io crate mpi-fork-fnsp 0.6.0 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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded abort_on_panic v2.0.0 [INFO] [stderr] Downloaded libffi v1.0.1 [INFO] [stderr] Downloaded libffi-sys v1.3.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 005505c37d352074e88e9511902bd875b5ad1b4f88c4533d8377c62ea30ccf9a [INFO] running `Command { std: "docker" "start" "-a" "005505c37d352074e88e9511902bd875b5ad1b4f88c4533d8377c62ea30ccf9a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "005505c37d352074e88e9511902bd875b5ad1b4f88c4533d8377c62ea30ccf9a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "005505c37d352074e88e9511902bd875b5ad1b4f88c4533d8377c62ea30ccf9a", kill_on_drop: false }` [INFO] [stdout] 005505c37d352074e88e9511902bd875b5ad1b4f88c4533d8377c62ea30ccf9a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8b4abf795d6e3e9dc9bf068beb8e1a2093c234426925b09f2ec5abf3fa730867 [INFO] running `Command { std: "docker" "start" "-a" "8b4abf795d6e3e9dc9bf068beb8e1a2093c234426925b09f2ec5abf3fa730867", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.121 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling log v0.4.16 [INFO] [stderr] Compiling libloading v0.4.3 [INFO] [stderr] Compiling ucd-util v0.1.8 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling unicode-width v0.1.9 [INFO] [stderr] Compiling utf8-ranges v1.0.4 [INFO] [stderr] Compiling bindgen v0.31.3 [INFO] [stderr] Compiling clang-sys v0.21.2 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling lazy_static v0.2.11 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Compiling pkg-config v0.3.24 [INFO] [stderr] Compiling libffi-sys v1.3.2 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling regex-syntax v0.5.6 [INFO] [stderr] Compiling cc v1.0.73 [INFO] [stderr] Compiling build-probe-mpi v0.1.1 [INFO] [stderr] Checking abort_on_panic v2.0.0 [INFO] [stderr] Checking custom_derive v0.1.7 [INFO] [stderr] Checking smallvec v1.8.0 [INFO] [stderr] Checking conv v0.3.3 [INFO] [stderr] Checking once_cell v1.10.0 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling aho-corasick v0.6.10 [INFO] [stderr] Compiling memchr v1.0.2 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling which v1.0.5 [INFO] [stderr] Compiling clap v2.34.0 [INFO] [stderr] Compiling nom v3.2.1 [INFO] [stderr] Checking num-complex v0.4.0 [INFO] [stderr] Compiling cexpr v0.2.3 [INFO] [stderr] Compiling env_logger v0.4.3 [INFO] [stderr] Compiling mpi-fork-fnsp v0.6.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking libffi v1.0.1 [INFO] [stdout] warning: dereferencing a null pointer [INFO] [stdout] --> /opt/rustwide/target/debug/build/mpi-fork-fnsp-ae484782e9ae65dc/out/functions_and_types.rs:3:33431 [INFO] [stdout] | [INFO] [stdout] 3 | ...assert_eq ! ( unsafe { & ( * ( 0 as * const max_align_t ) ) . __clang_max_align_nonce1 as * const _ as usize } , 0usize , concat ! ( "... [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: dereferencing a null pointer [INFO] [stdout] --> /opt/rustwide/target/debug/build/mpi-fork-fnsp-ae484782e9ae65dc/out/functions_and_types.rs:3:33673 [INFO] [stdout] | [INFO] [stdout] 3 | ...assert_eq ! ( unsafe { & ( * ( 0 as * const max_align_t ) ) . __clang_max_align_nonce2 as * const _ as usize } , 16usize , concat ! ( ... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: dereferencing a null pointer [INFO] [stdout] --> /opt/rustwide/target/debug/build/mpi-fork-fnsp-ae484782e9ae65dc/out/functions_and_types.rs:3:36950 [INFO] [stdout] | [INFO] [stdout] 3 | ...t_eq ! ( unsafe { & ( * ( 0 as * const ompi_status_public_t ) ) . MPI_SOURCE as * const _ as usize } , 0usize , concat ! ( "Alignment ... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: dereferencing a null pointer [INFO] [stdout] --> /opt/rustwide/target/debug/build/mpi-fork-fnsp-ae484782e9ae65dc/out/functions_and_types.rs:3:37182 [INFO] [stdout] | [INFO] [stdout] 3 | ...t_eq ! ( unsafe { & ( * ( 0 as * const ompi_status_public_t ) ) . MPI_TAG as * const _ as usize } , 4usize , concat ! ( "Alignment of ... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: dereferencing a null pointer [INFO] [stdout] --> /opt/rustwide/target/debug/build/mpi-fork-fnsp-ae484782e9ae65dc/out/functions_and_types.rs:3:37408 [INFO] [stdout] | [INFO] [stdout] 3 | ...t_eq ! ( unsafe { & ( * ( 0 as * const ompi_status_public_t ) ) . MPI_ERROR as * const _ as usize } , 8usize , concat ! ( "Alignment o... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: dereferencing a null pointer [INFO] [stdout] --> /opt/rustwide/target/debug/build/mpi-fork-fnsp-ae484782e9ae65dc/out/functions_and_types.rs:3:37638 [INFO] [stdout] | [INFO] [stdout] 3 | ...t_eq ! ( unsafe { & ( * ( 0 as * const ompi_status_public_t ) ) . _cancelled as * const _ as usize } , 12usize , concat ! ( "Alignment... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: dereferencing a null pointer [INFO] [stdout] --> /opt/rustwide/target/debug/build/mpi-fork-fnsp-ae484782e9ae65dc/out/functions_and_types.rs:3:37871 [INFO] [stdout] | [INFO] [stdout] 3 | ...t_eq ! ( unsafe { & ( * ( 0 as * const ompi_status_public_t ) ) . _ucount as * const _ as usize } , 16usize , concat ! ( "Alignment of... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: field `0` is never read [INFO] [stdout] --> examples/structured.rs:7:15 [INFO] [stdout] | [INFO] [stdout] 7 | struct MyInts([i32; 3]); [INFO] [stdout] | ------ ^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> examples/structured.rs:1:9 [INFO] [stdout] | [INFO] [stdout] 1 | #![deny(warnings)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[deny(dead_code)]` implied by `#[deny(warnings)]` [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 7 | struct MyInts(()); [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `mpi-fork-fnsp` (example "structured") due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "8b4abf795d6e3e9dc9bf068beb8e1a2093c234426925b09f2ec5abf3fa730867", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8b4abf795d6e3e9dc9bf068beb8e1a2093c234426925b09f2ec5abf3fa730867", kill_on_drop: false }` [INFO] [stdout] 8b4abf795d6e3e9dc9bf068beb8e1a2093c234426925b09f2ec5abf3fa730867 [INFO] checking mpi-fork-fnsp-0.6.0 against try#36dbcaee1a55543dfc181be52a69d99ff46ff62f for pr-122960-3 [INFO] extracting crate mpi-fork-fnsp 0.6.0 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate mpi-fork-fnsp 0.6.0 on toolchain 36dbcaee1a55543dfc181be52a69d99ff46ff62f [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate mpi-fork-fnsp 0.6.0 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate mpi-fork-fnsp 0.6.0 [INFO] tweaked toml for crates.io crate mpi-fork-fnsp 0.6.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate crates.io crate mpi-fork-fnsp 0.6.0 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" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 626a4f48351d5cc4342db6d75cc100021371f47cedee28186a7e8bedc80759ca [INFO] running `Command { std: "docker" "start" "-a" "626a4f48351d5cc4342db6d75cc100021371f47cedee28186a7e8bedc80759ca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "626a4f48351d5cc4342db6d75cc100021371f47cedee28186a7e8bedc80759ca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "626a4f48351d5cc4342db6d75cc100021371f47cedee28186a7e8bedc80759ca", kill_on_drop: false }` [INFO] [stdout] 626a4f48351d5cc4342db6d75cc100021371f47cedee28186a7e8bedc80759ca [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 682d0fadde78d2d80f1a56cceb918a209832899ffdf325dd4a739d335b2aa1cc [INFO] running `Command { std: "docker" "start" "-a" "682d0fadde78d2d80f1a56cceb918a209832899ffdf325dd4a739d335b2aa1cc", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] skipping non-2021 edition `2018` [INFO] running `Command { std: "docker" "inspect" "682d0fadde78d2d80f1a56cceb918a209832899ffdf325dd4a739d335b2aa1cc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "682d0fadde78d2d80f1a56cceb918a209832899ffdf325dd4a739d335b2aa1cc", kill_on_drop: false }` [INFO] [stdout] 682d0fadde78d2d80f1a56cceb918a209832899ffdf325dd4a739d335b2aa1cc