[INFO] fetching crate backdown 1.1.2...
[INFO] checking backdown-1.1.2 against master#38352b01ae4af9300be03b805d6db68c45e51068 for pr-129864
[INFO] extracting crate backdown 1.1.2 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate backdown 1.1.2 on toolchain 38352b01ae4af9300be03b805d6db68c45e51068
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate backdown 1.1.2
[INFO] finished tweaking crates.io crate backdown 1.1.2
[INFO] tweaked toml for crates.io crate backdown 1.1.2 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate backdown 1.1.2 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" "+38352b01ae4af9300be03b805d6db68c45e51068" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unicode-xid v0.2.2
[INFO] [stderr]   Downloaded thiserror v1.0.26
[INFO] [stderr]   Downloaded lazy-regex-proc_macros v3.3.0
[INFO] [stderr]   Downloaded crokey-proc_macros v1.1.0
[INFO] [stderr]   Downloaded argh_shared v0.1.5
[INFO] [stderr]   Downloaded cli-log v2.0.0
[INFO] [stderr]   Downloaded siphasher v0.3.5
[INFO] [stderr]   Downloaded proc-status v0.1.1
[INFO] [stderr]   Downloaded arrayref v0.3.6
[INFO] [stderr]   Downloaded constant_time_eq v0.2.6
[INFO] [stderr]   Downloaded num_cpus v1.13.0
[INFO] [stderr]   Downloaded argh_derive v0.1.5
[INFO] [stderr]   Downloaded anyhow v1.0.49
[INFO] [stderr]   Downloaded cc v1.0.69
[INFO] [stderr]   Downloaded unicode-segmentation v1.8.0
[INFO] [stderr]   Downloaded crossbeam-channel v0.5.1
[INFO] [stderr]   Downloaded serde v1.0.130
[INFO] [stderr]   Downloaded chrono v0.4.19
[INFO] [stderr]   Downloaded blake3 v1.4.0
[INFO] [stderr]   Downloaded rayon v1.5.1
[INFO] [stderr]   Downloaded crossterm v0.28.1
[INFO] [stderr]   Downloaded serde_json v1.0.72
[INFO] [stderr]   Downloaded syn v1.0.73
[INFO] [stderr]   Downloaded coolor v1.0.0
[INFO] [stderr]   Downloaded rayon-core v1.9.1
[INFO] [stderr]   Downloaded termimad v0.30.0
[INFO] [stderr]   Downloaded ryu v1.0.6
[INFO] [stderr]   Downloaded signal-hook v0.3.17
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.5
[INFO] [stderr]   Downloaded rustix v0.38.36
[INFO] [stderr]   Downloaded num-traits v0.2.14
[INFO] [stderr]   Downloaded time v0.1.44
[INFO] [stderr]   Downloaded smallvec v1.6.1
[INFO] [stderr]   Downloaded log v0.4.14
[INFO] [stderr]   Downloaded signal-hook-mio v0.2.4
[INFO] [stderr]   Downloaded crokey v1.1.0
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.5
[INFO] [stderr]   Downloaded serde_derive v1.0.130
[INFO] [stderr]   Downloaded argh v0.1.5
[INFO] [stderr]   Downloaded generic-array v0.14.4
[INFO] [stderr]   Downloaded num-integer v0.1.44
[INFO] [stderr]   Downloaded either v1.6.1
[INFO] [stderr]   Downloaded itoa v0.4.8
[INFO] [stderr]   Downloaded memoffset v0.6.4
[INFO] [stderr]   Downloaded crossbeam v0.8.1
[INFO] [stderr]   Downloaded lazy-regex v3.3.0
[INFO] [stderr]   Downloaded version_check v0.9.3
[INFO] [stderr]   Downloaded crossbeam-deque v0.8.0
[INFO] [stderr]   Downloaded scopeguard v1.1.0
[INFO] [stderr]   Downloaded crossbeam-queue v0.3.2
[INFO] [stderr]   Downloaded minimad v0.13.1
[INFO] [stderr]   Downloaded thiserror-impl v1.0.26
[INFO] [stderr]   Downloaded file-size v1.0.3
[INFO] [stderr]   Downloaded strict v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7a47e55dce1d32110df3cc84ffed23ef0f9ac6d7fcc6cb93ee54aec8297b5b9b
[INFO] running `Command { std: "docker" "start" "-a" "7a47e55dce1d32110df3cc84ffed23ef0f9ac6d7fcc6cb93ee54aec8297b5b9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a47e55dce1d32110df3cc84ffed23ef0f9ac6d7fcc6cb93ee54aec8297b5b9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a47e55dce1d32110df3cc84ffed23ef0f9ac6d7fcc6cb93ee54aec8297b5b9b", kill_on_drop: false }`
[INFO] [stdout] 7a47e55dce1d32110df3cc84ffed23ef0f9ac6d7fcc6cb93ee54aec8297b5b9b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6628a1f4a6ad19d77dd212c8d2cb735ee2646014b0e97ad8ed7c3dafb52a56d0
[INFO] running `Command { std: "docker" "start" "-a" "6628a1f4a6ad19d77dd212c8d2cb735ee2646014b0e97ad8ed7c3dafb52a56d0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]    Compiling quote v1.0.29
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling rustix v0.38.36
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling syn v2.0.22
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]     Checking mio v1.0.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling bitflags v2.6.0
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling linux-raw-sys v0.4.14
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]    Compiling signal-hook-mio v0.2.4
[INFO] [stderr]    Compiling regex-automata v0.4.7
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling crossbeam-queue v0.3.2
[INFO] [stderr]    Compiling siphasher v0.3.5
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling crossterm v0.28.1
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]     Checking thiserror v1.0.26
[INFO] [stderr]    Compiling ryu v1.0.6
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling strict v0.2.0
[INFO] [stderr]    Compiling regex v1.10.6
[INFO] [stderr]    Compiling crokey-proc_macros v1.1.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]    Compiling blake3 v1.4.0
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling argh_shared v0.1.5
[INFO] [stderr]    Compiling anyhow v1.0.49
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]    Compiling serde_json v1.0.72
[INFO] [stderr]    Compiling argh_derive v0.1.5
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling phf_macros v0.11.2
[INFO] [stderr]     Checking crossbeam v0.8.1
[INFO] [stderr]     Checking proc-status v0.1.1
[INFO] [stderr]     Checking coolor v1.0.0
[INFO] [stderr]     Checking minimad v0.13.1
[INFO] [stderr]     Checking constant_time_eq v0.2.6
[INFO] [stderr]     Checking arrayvec v0.7.4
[INFO] [stderr]     Checking unicode-width v0.1.13
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking file-size v1.0.3
[INFO] [stderr]     Checking argh v0.1.5
[INFO] [stderr]    Compiling lazy-regex-proc_macros v3.3.0
[INFO] [stderr]     Checking cli-log v2.0.0
[INFO] [stderr]     Checking phf v0.11.2
[INFO] [stderr]     Checking lazy-regex v3.3.0
[INFO] [stderr]     Checking crokey v1.1.0
[INFO] [stderr]     Checking termimad v0.30.0
[INFO] [stderr]     Checking backdown v1.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 50.36s
[INFO] running `Command { std: "docker" "inspect" "6628a1f4a6ad19d77dd212c8d2cb735ee2646014b0e97ad8ed7c3dafb52a56d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6628a1f4a6ad19d77dd212c8d2cb735ee2646014b0e97ad8ed7c3dafb52a56d0", kill_on_drop: false }`
[INFO] [stdout] 6628a1f4a6ad19d77dd212c8d2cb735ee2646014b0e97ad8ed7c3dafb52a56d0