[INFO] fetching crate c-closures 0.3.1... [INFO] testing c-closures-0.3.1 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530 [INFO] extracting crate c-closures 0.3.1 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate c-closures 0.3.1 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate c-closures 0.3.1 [INFO] finished tweaking crates.io crate c-closures 0.3.1 [INFO] tweaked toml for crates.io crate c-closures 0.3.1 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 15e27a71105e1b96ea56a6426682384fc4fa04587c34f0d0ab44174dbedd032c [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" "15e27a71105e1b96ea56a6426682384fc4fa04587c34f0d0ab44174dbedd032c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "15e27a71105e1b96ea56a6426682384fc4fa04587c34f0d0ab44174dbedd032c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "15e27a71105e1b96ea56a6426682384fc4fa04587c34f0d0ab44174dbedd032c", kill_on_drop: false }` [INFO] [stdout] 15e27a71105e1b96ea56a6426682384fc4fa04587c34f0d0ab44174dbedd032c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c3d2e33c4ee0347dfd6f520ed7b358afb286bdcabe68a209a8f48d1ff1ac3ae1 [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" "c3d2e33c4ee0347dfd6f520ed7b358afb286bdcabe68a209a8f48d1ff1ac3ae1", kill_on_drop: false }` [INFO] [stderr] Compiling cc v1.0.68 [INFO] [stderr] Compiling glob v0.3.0 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling quick-error v1.2.3 [INFO] [stderr] Compiling bindgen v0.53.3 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling peeking_take_while v0.1.2 [INFO] [stderr] Compiling shlex v0.1.1 [INFO] [stderr] Compiling rustc-hash v1.1.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling lazycell v1.3.0 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling libc v0.2.95 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling humantime v1.3.0 [INFO] [stderr] Compiling addr2line v0.15.2 [INFO] [stderr] Compiling nom v5.1.2 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling clang-sys v0.29.3 [INFO] [stderr] Compiling aho-corasick v0.7.18 [INFO] [stderr] Compiling object v0.25.2 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling which v3.1.1 [INFO] [stderr] Compiling libloading v0.5.2 [INFO] [stderr] Compiling backtrace v0.3.60 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling env_logger v0.7.1 [INFO] [stderr] Compiling cexpr v0.4.0 [INFO] [stderr] Compiling c-closures v0.3.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 23.58s [INFO] running `Command { std: "docker" "inspect" "c3d2e33c4ee0347dfd6f520ed7b358afb286bdcabe68a209a8f48d1ff1ac3ae1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c3d2e33c4ee0347dfd6f520ed7b358afb286bdcabe68a209a8f48d1ff1ac3ae1", kill_on_drop: false }` [INFO] [stdout] c3d2e33c4ee0347dfd6f520ed7b358afb286bdcabe68a209a8f48d1ff1ac3ae1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--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] 248538792af90b8d398f95186d4210ee8e52993649bf1eb191b323cea960b247 [INFO] running `Command { std: "docker" "start" "-a" "248538792af90b8d398f95186d4210ee8e52993649bf1eb191b323cea960b247", kill_on_drop: false }` [INFO] [stderr] Compiling c-closures v0.3.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: dereferencing a null pointer [INFO] [stdout] --> /opt/rustwide/target/debug/build/c-closures-e2013f4c494a3965/out/bindings.rs:3:1284 [INFO] [stdout] | [INFO] [stdout] 3 | ...t_eq ! (unsafe { & (* (:: std :: ptr :: null :: < Closure > ())) . function as * const _ as usize } , 0usize , concat ! ("Offset of fi... [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/c-closures-e2013f4c494a3965/out/bindings.rs:3:1490 [INFO] [stdout] | [INFO] [stdout] 3 | ...t_eq ! (unsafe { & (* (:: std :: ptr :: null :: < Closure > ())) . data as * const _ as usize } , 8usize , concat ! ("Offset of field:... [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/c-closures-e2013f4c494a3965/out/bindings.rs:3:1688 [INFO] [stdout] | [INFO] [stdout] 3 | ...t_eq ! (unsafe { & (* (:: std :: ptr :: null :: < Closure > ())) . delete_data as * const _ as usize } , 16usize , concat ! ("Offset 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/c-closures-e2013f4c494a3965/out/bindings.rs:3:1901 [INFO] [stdout] | [INFO] [stdout] 3 | ...t_eq ! (unsafe { & (* (:: std :: ptr :: null :: < Closure > ())) . delete_ret as * const _ as usize } , 24usize , concat ! ("Offset of... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.75s [INFO] running `Command { std: "docker" "inspect" "248538792af90b8d398f95186d4210ee8e52993649bf1eb191b323cea960b247", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "248538792af90b8d398f95186d4210ee8e52993649bf1eb191b323cea960b247", kill_on_drop: false }` [INFO] [stdout] 248538792af90b8d398f95186d4210ee8e52993649bf1eb191b323cea960b247 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 3c5538498be70513933c5e64172e9256589062cf5f2b907d84aa2c4fc987c6e5 [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" "3c5538498be70513933c5e64172e9256589062cf5f2b907d84aa2c4fc987c6e5", kill_on_drop: false }` [INFO] [stderr] warning: dereferencing a null pointer [INFO] [stderr] --> /opt/rustwide/target/debug/build/c-closures-e2013f4c494a3965/out/bindings.rs:3:1284 [INFO] [stderr] | [INFO] [stderr] 3 | ...t_eq ! (unsafe { & (* (:: std :: ptr :: null :: < Closure > ())) . function as * const _ as usize } , 0usize , concat ! ("Offset of fi... [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deref_nullptr)]` on by default [INFO] [stderr] [INFO] [stderr] warning: dereferencing a null pointer [INFO] [stderr] --> /opt/rustwide/target/debug/build/c-closures-e2013f4c494a3965/out/bindings.rs:3:1490 [INFO] [stderr] | [INFO] [stderr] 3 | ...t_eq ! (unsafe { & (* (:: std :: ptr :: null :: < Closure > ())) . data as * const _ as usize } , 8usize , concat ! ("Offset of field:... [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stderr] [INFO] [stderr] warning: dereferencing a null pointer [INFO] [stderr] --> /opt/rustwide/target/debug/build/c-closures-e2013f4c494a3965/out/bindings.rs:3:1688 [INFO] [stderr] | [INFO] [stderr] 3 | ...t_eq ! (unsafe { & (* (:: std :: ptr :: null :: < Closure > ())) . delete_data as * const _ as usize } , 16usize , concat ! ("Offset o... [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stderr] [INFO] [stderr] warning: dereferencing a null pointer [INFO] [stderr] --> /opt/rustwide/target/debug/build/c-closures-e2013f4c494a3965/out/bindings.rs:3:1901 [INFO] [stderr] | [INFO] [stderr] 3 | ...t_eq ! (unsafe { & (* (:: std :: ptr :: null :: < Closure > ())) . delete_ret as * const _ as usize } , 24usize , concat ! ("Offset of... [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/c_closures-6adf86ede53b73ae) [INFO] [stdout] [INFO] [stdout] running 9 tests [INFO] [stdout] test bindgen_test_layout_Closure ... ok [INFO] [stdout] test tests::fn_drop_test ... ok [INFO] [stdout] test tests::fn_mut ... ok [INFO] [stdout] test tests::fn_cstring ... ok [INFO] [stdout] test tests::fn_not_mut ... ok [INFO] [stdout] test tests::fn_once ... ok [INFO] [stdout] test tests::two_in_scope ... ok [INFO] [stdout] test tests::bad_mut_usage ... ok [INFO] [stdout] test tests::bad_ref_usage ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [INFO] [stderr] Doc-tests c-closures [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test src/lib.rs - rebind_closure (line 237) ... ok [INFO] [stdout] test src/lib.rs - Closure::fn_not_mut (line 88) ... ok [INFO] [stdout] test src/lib.rs - Closure::fn_mut (line 62) ... ok [INFO] [stdout] test src/lib.rs - Closure::fn_once (line 114) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.82s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "3c5538498be70513933c5e64172e9256589062cf5f2b907d84aa2c4fc987c6e5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3c5538498be70513933c5e64172e9256589062cf5f2b907d84aa2c4fc987c6e5", kill_on_drop: false }` [INFO] [stdout] 3c5538498be70513933c5e64172e9256589062cf5f2b907d84aa2c4fc987c6e5