[INFO] fetching crate bao_bin 0.12.1...
[INFO] checking bao_bin-0.12.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate bao_bin 0.12.1 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate bao_bin 0.12.1 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bao_bin 0.12.1
[INFO] finished tweaking crates.io crate bao_bin 0.12.1
[INFO] tweaked toml for crates.io crate bao_bin 0.12.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate bao_bin 0.12.1 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unicode-xid v0.2.3
[INFO] [stderr]   Downloaded memmap v0.7.0
[INFO] [stderr]   Downloaded shared_child v0.3.5
[INFO] [stderr]   Downloaded duct v0.13.5
[INFO] [stderr]   Downloaded crypto-common v0.1.5
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.10
[INFO] [stderr]   Downloaded arrayvec v0.7.2
[INFO] [stderr]   Downloaded bao v0.12.1
[INFO] [stderr]   Downloaded crossbeam-channel v0.5.5
[INFO] [stderr]   Downloaded rayon v1.5.3
[INFO] [stderr]   Downloaded gimli v0.26.1
[INFO] [stderr]   Downloaded blake3 v1.3.1
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.9
[INFO] [stderr]   Downloaded rayon-core v1.9.3
[INFO] [stderr]   Downloaded serde_derive v1.0.139
[INFO] [stderr]   Downloaded serde v1.0.139
[INFO] [stderr]   Downloaded docopt v1.1.1
[INFO] [stderr]   Downloaded os_pipe v0.9.2
[INFO] [stderr]   Downloaded proc-macro2 v1.0.40
[INFO] [stderr]   Downloaded unicode-ident v1.0.1
[INFO] [stderr]   Downloaded either v1.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 03de227a0112b731254eb6982d32edf732ec3f1d2528b4a3f3cf8063cbaf3367
[INFO] running `Command { std: "docker" "start" "-a" "03de227a0112b731254eb6982d32edf732ec3f1d2528b4a3f3cf8063cbaf3367", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "03de227a0112b731254eb6982d32edf732ec3f1d2528b4a3f3cf8063cbaf3367", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03de227a0112b731254eb6982d32edf732ec3f1d2528b4a3f3cf8063cbaf3367", kill_on_drop: false }`
[INFO] [stdout] 03de227a0112b731254eb6982d32edf732ec3f1d2528b4a3f3cf8063cbaf3367
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a98e0acde2639f80e3954b23978dc7dba1f1592a2f254242645540f2b2c9818c
[INFO] running `Command { std: "docker" "start" "-a" "a98e0acde2639f80e3954b23978dc7dba1f1592a2f254242645540f2b2c9818c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]     Checking once_cell v1.13.0
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling crossbeam-utils v0.8.10
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.9
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]    Compiling serde_derive v1.0.139
[INFO] [stderr]     Checking either v1.7.0
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]     Checking gimli v0.26.1
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]    Compiling serde v1.0.139
[INFO] [stderr]     Checking miniz_oxide v0.5.3
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]     Checking regex-syntax v0.6.27
[INFO] [stderr]     Checking arrayvec v0.7.2
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking fastrand v1.7.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.5
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking object v0.29.0
[INFO] [stderr]    Compiling backtrace v0.3.66
[INFO] [stderr]    Compiling blake3 v1.3.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking shared_child v0.3.5
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking os_pipe v0.9.2
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]     Checking duct v0.13.5
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking crypto-common v0.1.5
[INFO] [stderr]     Checking block-buffer v0.10.2
[INFO] [stderr]     Checking addr2line v0.17.0
[INFO] [stderr]     Checking digest v0.10.3
[INFO] [stderr]     Checking regex v1.6.0
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]     Checking bao v0.12.1
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking docopt v1.1.1
[INFO] [stderr]     Checking bao_bin v0.12.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.09s
[INFO] running `Command { std: "docker" "inspect" "a98e0acde2639f80e3954b23978dc7dba1f1592a2f254242645540f2b2c9818c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a98e0acde2639f80e3954b23978dc7dba1f1592a2f254242645540f2b2c9818c", kill_on_drop: false }`
[INFO] [stdout] a98e0acde2639f80e3954b23978dc7dba1f1592a2f254242645540f2b2c9818c
[INFO] checking bao_bin-0.12.1 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate bao_bin 0.12.1 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate bao_bin 0.12.1 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bao_bin 0.12.1
[INFO] finished tweaking crates.io crate bao_bin 0.12.1
[INFO] tweaked toml for crates.io crate bao_bin 0.12.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate crates.io crate bao_bin 0.12.1 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 264aa2dbc2624f4e48e8e86ff8cf3130a99e5984911592d4348d4446d7133b65
[INFO] running `Command { std: "docker" "start" "-a" "264aa2dbc2624f4e48e8e86ff8cf3130a99e5984911592d4348d4446d7133b65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "264aa2dbc2624f4e48e8e86ff8cf3130a99e5984911592d4348d4446d7133b65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "264aa2dbc2624f4e48e8e86ff8cf3130a99e5984911592d4348d4446d7133b65", kill_on_drop: false }`
[INFO] [stdout] 264aa2dbc2624f4e48e8e86ff8cf3130a99e5984911592d4348d4446d7133b65
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e8fdda65fb2286440a7eb64d81ae01fac758a1f6eb4f53df3c4761ff86be0544
[INFO] running `Command { std: "docker" "start" "-a" "e8fdda65fb2286440a7eb64d81ae01fac758a1f6eb4f53df3c4761ff86be0544", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]     Checking once_cell v1.13.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.10
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.139
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.9
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]     Checking gimli v0.26.1
[INFO] [stderr]    Compiling serde v1.0.139
[INFO] [stderr]     Checking either v1.7.0
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]     Checking miniz_oxide v0.5.3
[INFO] [stderr]     Checking arrayvec v0.7.2
[INFO] [stderr]     Checking regex-syntax v0.6.27
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking fastrand v1.7.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.5
[INFO] [stderr]    Compiling backtrace v0.3.66
[INFO] [stderr]    Compiling blake3 v1.3.1
[INFO] [stderr]     Checking object v0.29.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking shared_child v0.3.5
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking os_pipe v0.9.2
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]     Checking duct v0.13.5
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking crypto-common v0.1.5
[INFO] [stderr]     Checking block-buffer v0.10.2
[INFO] [stderr]     Checking addr2line v0.17.0
[INFO] [stderr]     Checking digest v0.10.3
[INFO] [stderr]     Checking regex v1.6.0
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking bao v0.12.1
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking docopt v1.1.1
[INFO] [stderr]     Checking bao_bin v0.12.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.06s
[INFO] running `Command { std: "docker" "inspect" "e8fdda65fb2286440a7eb64d81ae01fac758a1f6eb4f53df3c4761ff86be0544", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8fdda65fb2286440a7eb64d81ae01fac758a1f6eb4f53df3c4761ff86be0544", kill_on_drop: false }`
[INFO] [stdout] e8fdda65fb2286440a7eb64d81ae01fac758a1f6eb4f53df3c4761ff86be0544