[INFO] fetching crate cbtr 0.1.0...
[INFO] checking cbtr-0.1.0 against master#b0696a5160711c068cb1f01b7437db7990d15750 for pr-121848
[INFO] extracting crate cbtr 0.1.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate cbtr 0.1.0 on toolchain b0696a5160711c068cb1f01b7437db7990d15750
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cbtr 0.1.0
[INFO] finished tweaking crates.io crate cbtr 0.1.0
[INFO] tweaked toml for crates.io crate cbtr 0.1.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate cbtr 0.1.0 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" "+b0696a5160711c068cb1f01b7437db7990d15750" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: file `/workspace/builds/worker-5-tc1/source/src/bin.rs` found to be present in multiple build targets:
[INFO] [stderr]   * `bin` target `c`
[INFO] [stderr]   * `bin` target `b`
[INFO] [stderr]   * `bin` target `t`
[INFO] [stderr]   * `bin` target `r`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gix-lock v3.0.2
[INFO] [stderr]   Downloaded gix-attributes v0.8.3
[INFO] [stderr]   Downloaded gix-pack v0.30.3
[INFO] [stderr]   Downloaded gix-date v0.4.3
[INFO] [stderr]   Downloaded gix-sec v0.6.2
[INFO] [stderr]   Downloaded gix-validate v0.7.3
[INFO] [stderr]   Downloaded gix-traverse v0.22.2
[INFO] [stderr]   Downloaded gix-actor v0.17.2
[INFO] [stderr]   Downloaded dunce v1.0.3
[INFO] [stderr]   Downloaded gix-chunk v0.4.1
[INFO] [stderr]   Downloaded quick-error v2.0.1
[INFO] [stderr]   Downloaded time-macros v0.2.7
[INFO] [stderr]   Downloaded gix-object v0.26.4
[INFO] [stderr]   Downloaded btoi v0.4.3
[INFO] [stderr]   Downloaded gix-odb v0.40.2
[INFO] [stderr]   Downloaded gix-refspec v0.7.3
[INFO] [stderr]   Downloaded gix v0.37.2
[INFO] [stderr]   Downloaded clap v4.1.6
[INFO] [stderr]   Downloaded imara-diff v0.1.5
[INFO] [stderr]   Downloaded time v0.3.19
[INFO] [stderr]   Downloaded gix-config v0.16.3
[INFO] [stderr]   Downloaded gix-index v0.12.4
[INFO] [stderr]   Downloaded gix-features v0.26.5
[INFO] [stderr]   Downloaded gix-bitmap v0.2.1
[INFO] [stderr]   Downloaded bytesize v1.2.0
[INFO] [stderr]   Downloaded home v0.5.4
[INFO] [stderr]   Downloaded gix-ref v0.24.1
[INFO] [stderr]   Downloaded human_format v1.0.3
[INFO] [stderr]   Downloaded crossbeam v0.8.2
[INFO] [stderr]   Downloaded ttycommand v0.1.0
[INFO] [stderr]   Downloaded gix-credentials v0.9.2
[INFO] [stderr]   Downloaded clru v0.6.1
[INFO] [stderr]   Downloaded gix-tempfile v3.0.2
[INFO] [stderr]   Downloaded gix-worktree v0.12.3
[INFO] [stderr]   Downloaded gix-diff v0.26.3
[INFO] [stderr]   Downloaded uluru v3.0.0
[INFO] [stderr]   Downloaded gix-command v0.2.4
[INFO] [stderr]   Downloaded io-close v0.3.7
[INFO] [stderr]   Downloaded gix-hash v0.10.3
[INFO] [stderr]   Downloaded castaway v0.2.2
[INFO] [stderr]   Downloaded gix-glob v0.5.5
[INFO] [stderr]   Downloaded gix-url v0.13.3
[INFO] [stderr]   Downloaded prodash v23.0.0
[INFO] [stderr]   Downloaded tokio-fd v0.3.0
[INFO] [stderr]   Downloaded gix-discover v0.13.1
[INFO] [stderr]   Downloaded gix-mailmap v0.9.3
[INFO] [stderr]   Downloaded arc-swap v1.6.0
[INFO] [stderr]   Downloaded gix-quote v0.4.2
[INFO] [stderr]   Downloaded gix-config-value v0.10.1
[INFO] [stderr]   Downloaded gix-revision v0.10.4
[INFO] [stderr]   Downloaded signal-hook v0.3.15
[INFO] [stderr]   Downloaded unicode-bom v1.1.4
[INFO] [stderr]   Downloaded gix-hashtable v0.1.1
[INFO] [stderr]   Downloaded unsafe-libyaml v0.2.5
[INFO] [stderr]   Downloaded syn v1.0.108
[INFO] [stderr]   Downloaded compact_str v0.6.1
[INFO] [stderr]   Downloaded gix-path v0.7.2
[INFO] [stderr]   Downloaded serde_yaml v0.9.17
[INFO] [stderr]   Downloaded commandstream v0.2.0
[INFO] [stderr]   Downloaded gix-prompt v0.3.2
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ecb7abfab72492f1dc1d626be2fcb6405682be8390979ef000ad6511d49c79e9
[INFO] running `Command { std: "docker" "start" "-a" "ecb7abfab72492f1dc1d626be2fcb6405682be8390979ef000ad6511d49c79e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ecb7abfab72492f1dc1d626be2fcb6405682be8390979ef000ad6511d49c79e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecb7abfab72492f1dc1d626be2fcb6405682be8390979ef000ad6511d49c79e9", kill_on_drop: false }`
[INFO] [stdout] ecb7abfab72492f1dc1d626be2fcb6405682be8390979ef000ad6511d49c79e9
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 278ba145b9b488d93b0d6dfd40f133425f349c48c329bf726d0f9d45c2bc9661
[INFO] running `Command { std: "docker" "start" "-a" "278ba145b9b488d93b0d6dfd40f133425f349c48c329bf726d0f9d45c2bc9661", kill_on_drop: false }`
[INFO] [stderr] warning: file `/opt/rustwide/workdir/src/bin.rs` found to be present in multiple build targets:
[INFO] [stderr]   * `bin` target `c`
[INFO] [stderr]   * `bin` target `b`
[INFO] [stderr]   * `bin` target `t`
[INFO] [stderr]   * `bin` target `r`
[INFO] [stderr]    Compiling syn v1.0.108
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.13
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]     Checking quick-error v2.0.1
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]    Compiling crossbeam-queue v0.3.8
[INFO] [stderr]    Compiling rayon-core v1.10.2
[INFO] [stderr]     Checking itoa v1.0.5
[INFO] [stderr]     Checking miniz_oxide v0.6.2
[INFO] [stderr]    Compiling time-core v0.1.0
[INFO] [stderr]     Checking human_format v1.0.3
[INFO] [stderr]     Checking bytesize v1.2.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.51/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]    Compiling time-macros v0.2.7
[INFO] [stderr]     Checking btoi v0.4.3
[INFO] [stderr]     Checking sha1_smol v1.0.0
[INFO] [stderr]     Checking num_threads v0.1.6
[INFO] [stderr]     Checking parking_lot_core v0.9.7
[INFO] [stderr]     Checking bstr v1.3.0
[INFO] [stderr]     Checking parking_lot_core v0.8.6
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]    Compiling signal-hook v0.3.15
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "278ba145b9b488d93b0d6dfd40f133425f349c48c329bf726d0f9d45c2bc9661", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "278ba145b9b488d93b0d6dfd40f133425f349c48c329bf726d0f9d45c2bc9661", kill_on_drop: false }`
[INFO] [stdout] 278ba145b9b488d93b0d6dfd40f133425f349c48c329bf726d0f9d45c2bc9661
[INFO] checking cbtr-0.1.0 against try#bfe97fcae016881ad333f0ff8cea2cadb9cf136c for pr-121848
[INFO] extracting crate cbtr 0.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate cbtr 0.1.0 on toolchain bfe97fcae016881ad333f0ff8cea2cadb9cf136c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cbtr 0.1.0
[INFO] finished tweaking crates.io crate cbtr 0.1.0
[INFO] tweaked toml for crates.io crate cbtr 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate cbtr 0.1.0 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" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: file `/workspace/builds/worker-5-tc2/source/src/bin.rs` found to be present in multiple build targets:
[INFO] [stderr]   * `bin` target `c`
[INFO] [stderr]   * `bin` target `b`
[INFO] [stderr]   * `bin` target `t`
[INFO] [stderr]   * `bin` target `r`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3d26bd12edaf3292078a018cde57142932f4b9661a7915d9b7d7a48f0c094858
[INFO] running `Command { std: "docker" "start" "-a" "3d26bd12edaf3292078a018cde57142932f4b9661a7915d9b7d7a48f0c094858", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d26bd12edaf3292078a018cde57142932f4b9661a7915d9b7d7a48f0c094858", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d26bd12edaf3292078a018cde57142932f4b9661a7915d9b7d7a48f0c094858", kill_on_drop: false }`
[INFO] [stdout] 3d26bd12edaf3292078a018cde57142932f4b9661a7915d9b7d7a48f0c094858
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c600127780abab589fd42b0debfc4c5e0c1f24368ac27d9ef86e22fcf06780d2
[INFO] running `Command { std: "docker" "start" "-a" "c600127780abab589fd42b0debfc4c5e0c1f24368ac27d9ef86e22fcf06780d2", kill_on_drop: false }`
[INFO] [stderr] warning: file `/opt/rustwide/workdir/src/bin.rs` found to be present in multiple build targets:
[INFO] [stderr]   * `bin` target `c`
[INFO] [stderr]   * `bin` target `b`
[INFO] [stderr]   * `bin` target `t`
[INFO] [stderr]   * `bin` target `r`
[INFO] [stderr]    Compiling syn v1.0.108
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.13
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]     Checking quick-error v2.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling rayon-core v1.10.2
[INFO] [stderr]    Compiling crossbeam-queue v0.3.8
[INFO] [stderr]     Checking bstr v1.3.0
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking itoa v1.0.5
[INFO] [stderr]     Checking miniz_oxide v0.6.2
[INFO] [stderr]     Checking human_format v1.0.3
[INFO] [stderr]     Checking bytesize v1.2.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.51/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling time-core v0.1.0
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking btoi v0.4.3
[INFO] [stderr]    Compiling time-macros v0.2.7
[INFO] [stderr]     Checking num_threads v0.1.6
[INFO] [stderr]     Checking sha1_smol v1.0.0
[INFO] [stderr]     Checking parking_lot_core v0.9.7
[INFO] [stderr]     Checking parking_lot_core v0.8.6
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]    Compiling signal-hook v0.3.15
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking hashbrown v0.13.2
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr]     Checking memmap2 v0.5.10
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "c600127780abab589fd42b0debfc4c5e0c1f24368ac27d9ef86e22fcf06780d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c600127780abab589fd42b0debfc4c5e0c1f24368ac27d9ef86e22fcf06780d2", kill_on_drop: false }`
[INFO] [stdout] c600127780abab589fd42b0debfc4c5e0c1f24368ac27d9ef86e22fcf06780d2
