[INFO] fetching crate c-closures 0.3.1... [INFO] checking c-closures-0.3.1 against try#b20a093d9fb1ffaa04ae9852cb034864a992bafd for pr-85073 [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 b20a093d9fb1ffaa04ae9852cb034864a992bafd [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "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" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "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" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--no-deps" "--format-version=1", 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] b6cdb673d6d678df44786081a9e83425dc392b684beb0e70691458516433b7bb [INFO] running `Command { std: "docker" "start" "-a" "b6cdb673d6d678df44786081a9e83425dc392b684beb0e70691458516433b7bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b6cdb673d6d678df44786081a9e83425dc392b684beb0e70691458516433b7bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b6cdb673d6d678df44786081a9e83425dc392b684beb0e70691458516433b7bb", kill_on_drop: false }` [INFO] [stdout] b6cdb673d6d678df44786081a9e83425dc392b684beb0e70691458516433b7bb [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" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f2ec2a5e4eaa4092140cd138846eaeb5cbe5abcbf033587bf742364a84f8d8ec [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" "f2ec2a5e4eaa4092140cd138846eaeb5cbe5abcbf033587bf742364a84f8d8ec", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling cc v1.0.68 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling quick-error v1.2.3 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling bindgen v0.53.3 [INFO] [stderr] Compiling termcolor v1.1.2 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Checking gimli v0.24.0 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Checking object v0.24.0 [INFO] [stderr] Checking rustc-demangle v0.1.19 [INFO] [stderr] Compiling clang-sys v0.29.3 [INFO] [stderr] Compiling libc v0.2.94 [INFO] [stderr] Compiling humantime v1.3.0 [INFO] [stderr] Compiling nom v5.1.2 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling aho-corasick v0.7.18 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling which v3.1.1 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling libloading v0.5.2 [INFO] [stderr] Compiling backtrace v0.3.59 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Checking addr2line v0.15.1 [INFO] [stderr] Compiling cexpr v0.4.0 [INFO] [stderr] Compiling env_logger v0.7.1 [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-94191b7c5927dc33/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-94191b7c5927dc33/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-94191b7c5927dc33/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-94191b7c5927dc33/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] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 01s [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "f2ec2a5e4eaa4092140cd138846eaeb5cbe5abcbf033587bf742364a84f8d8ec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f2ec2a5e4eaa4092140cd138846eaeb5cbe5abcbf033587bf742364a84f8d8ec", kill_on_drop: false }` [INFO] [stdout] f2ec2a5e4eaa4092140cd138846eaeb5cbe5abcbf033587bf742364a84f8d8ec