[INFO] fetching crate boxing 0.1.2...
[INFO] checking boxing-0.1.2 against try#ebb118907fa893a392c699ddf120848fa0a8d6c2 for pr-116930
[INFO] extracting crate boxing 0.1.2 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate boxing 0.1.2 on toolchain ebb118907fa893a392c699ddf120848fa0a8d6c2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ebb118907fa893a392c699ddf120848fa0a8d6c2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate boxing 0.1.2
[INFO] finished tweaking crates.io crate boxing 0.1.2
[INFO] tweaked toml for crates.io crate boxing 0.1.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ebb118907fa893a392c699ddf120848fa0a8d6c2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ebb118907fa893a392c699ddf120848fa0a8d6c2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:023092b8bfa974c7f3e45c5ce651cc8dd3afd5e76915d5995b8dacd3032bf956" "/opt/rustwide/cargo-home/bin/cargo" "+ebb118907fa893a392c699ddf120848fa0a8d6c2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b240b288a397c0a977ef25a8996896796bb9d79abd30a4b78f9959ce2861acd3
[INFO] running `Command { std: "docker" "start" "-a" "b240b288a397c0a977ef25a8996896796bb9d79abd30a4b78f9959ce2861acd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b240b288a397c0a977ef25a8996896796bb9d79abd30a4b78f9959ce2861acd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b240b288a397c0a977ef25a8996896796bb9d79abd30a4b78f9959ce2861acd3", kill_on_drop: false }`
[INFO] [stdout] b240b288a397c0a977ef25a8996896796bb9d79abd30a4b78f9959ce2861acd3
[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@sha256:023092b8bfa974c7f3e45c5ce651cc8dd3afd5e76915d5995b8dacd3032bf956" "/opt/rustwide/cargo-home/bin/cargo" "+ebb118907fa893a392c699ddf120848fa0a8d6c2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7149cc4d8089e5a2d939df0a62dec57528d13f196d99caf7ec09bbcb47766766
[INFO] running `Command { std: "docker" "start" "-a" "7149cc4d8089e5a2d939df0a62dec57528d13f196d99caf7ec09bbcb47766766", kill_on_drop: false }`
[INFO] [stderr]    Compiling cpp_demangle v0.4.3
[INFO] [stderr]     Checking os_str_bytes v6.6.1
[INFO] [stderr]     Checking debugid v0.8.0
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]    Compiling findshlibs v0.10.2
[INFO] [stderr]     Checking memmap2 v0.5.10
[INFO] [stderr]    Compiling symbolic-demangle v10.2.1
[INFO] [stderr]     Checking hashbrown v0.14.2
[INFO] [stderr]     Checking arrayvec v0.7.4
[INFO] [stderr]     Checking textwrap v0.16.0
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking symbolic-common v10.2.1
[INFO] [stderr]     Checking num-format v0.4.4
[INFO] [stderr]     Checking rgb v0.8.36
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking ciborium v0.2.1
[INFO] [stderr]     Checking clap v3.2.25
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking object v0.32.1
[INFO] [stderr]     Checking quick-xml v0.26.0
[INFO] [stderr]     Checking indexmap v2.0.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking str_stack v0.1.0
[INFO] [stderr]    Compiling pprof v0.11.1
[INFO] [stderr]     Checking tempfile v3.8.0
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking inferno v0.11.17
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]     Checking sptr v0.3.2
[INFO] [stderr]     Checking boxing v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0453]: warn(pointer_structural_match) incompatible with previous forbid
[INFO] [stdout]   --> src/lib.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pointer_structural_match,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^ overruled by previous forbid
[INFO] [stdout]    |
[INFO] [stdout]    = note: `forbid` lint level is the default for pointer_structural_match
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0453`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `boxing` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "7149cc4d8089e5a2d939df0a62dec57528d13f196d99caf7ec09bbcb47766766", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7149cc4d8089e5a2d939df0a62dec57528d13f196d99caf7ec09bbcb47766766", kill_on_drop: false }`
[INFO] [stdout] 7149cc4d8089e5a2d939df0a62dec57528d13f196d99caf7ec09bbcb47766766