[INFO] fetching crate ed-system-search 1.1.47...
[INFO] checking ed-system-search-1.1.47 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate ed-system-search 1.1.47 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate ed-system-search 1.1.47 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 ed-system-search 1.1.47
[INFO] finished tweaking crates.io crate ed-system-search 1.1.47
[INFO] tweaked toml for crates.io crate ed-system-search 1.1.47 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate ed-system-search 1.1.47 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]  Downloading crates ...
[INFO] [stderr]   Downloaded supports-unicode v1.0.2
[INFO] [stderr]   Downloaded miette v4.7.1
[INFO] [stderr]   Downloaded unicode-xid v0.2.3
[INFO] [stderr]   Downloaded futures-executor v0.3.21
[INFO] [stderr]   Downloaded socket2 v0.4.5
[INFO] [stderr]   Downloaded futures-macro v0.3.21
[INFO] [stderr]   Downloaded flate2 v1.0.23
[INFO] [stderr]   Downloaded syn v1.0.92
[INFO] [stderr]   Downloaded futures v0.3.21
[INFO] [stderr]   Downloaded libc v0.2.125
[INFO] [stderr]   Downloaded miniz_oxide v0.5.1
[INFO] [stderr]   Downloaded unicode-linebreak v0.1.2
[INFO] [stderr]   Downloaded owo-colors v3.4.0
[INFO] [stderr]   Downloaded supports-hyperlinks v1.2.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.38
[INFO] [stderr]   Downloaded indoc v1.0.6
[INFO] [stderr]   Downloaded miette-derive v4.7.1
[INFO] [stderr]   Downloaded supports-color v1.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] d398a31e22ae47152057e305c6eeba976c80670288d4ee3182fa2a3bb08e22f9
[INFO] running `Command { std: "docker" "start" "-a" "d398a31e22ae47152057e305c6eeba976c80670288d4ee3182fa2a3bb08e22f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d398a31e22ae47152057e305c6eeba976c80670288d4ee3182fa2a3bb08e22f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d398a31e22ae47152057e305c6eeba976c80670288d4ee3182fa2a3bb08e22f9", kill_on_drop: false }`
[INFO] [stdout] d398a31e22ae47152057e305c6eeba976c80670288d4ee3182fa2a3bb08e22f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 5c46282b73bc3c4341ea5aa5236e2c83f5f1bed97717f1a11685a7d0cb610588
[INFO] running `Command { std: "docker" "start" "-a" "5c46282b73bc3c4341ea5aa5236e2c83f5f1bed97717f1a11685a7d0cb610588", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.38
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling syn v1.0.92
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]     Checking miniz_oxide v0.5.1
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking slab v0.4.6
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking gimli v0.26.1
[INFO] [stderr]     Checking smawk v0.3.1
[INFO] [stderr]     Checking futures-io v0.3.21
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]     Checking object v0.28.4
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]     Checking once_cell v1.10.0
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking is_ci v1.1.1
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking owo-colors v3.4.0
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking clap_lex v0.2.0
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]    Compiling indoc v1.0.6
[INFO] [stderr]    Compiling backtrace v0.3.65
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking socket2 v0.4.5
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking mio v0.8.3
[INFO] [stderr]     Checking supports-hyperlinks v1.2.0
[INFO] [stderr]     Checking supports-color v1.3.0
[INFO] [stderr]     Checking supports-unicode v1.0.2
[INFO] [stderr]     Checking flate2 v1.0.23
[INFO] [stderr]     Checking parking_lot v0.12.0
[INFO] [stderr]    Compiling regex v1.5.5
[INFO] [stderr]     Checking addr2line v0.17.0
[INFO] [stderr]    Compiling unicode-linebreak v0.1.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling clap_derive v3.1.18
[INFO] [stderr]    Compiling miette-derive v4.7.1
[INFO] [stderr]     Checking tokio v1.18.2
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]     Checking miette v4.7.1
[INFO] [stderr]     Checking clap v3.1.18
[INFO] [stderr]     Checking futures-executor v0.3.21
[INFO] [stderr]     Checking futures v0.3.21
[INFO] [stderr]     Checking ed-system-search v1.1.47 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.74s
[INFO] running `Command { std: "docker" "inspect" "5c46282b73bc3c4341ea5aa5236e2c83f5f1bed97717f1a11685a7d0cb610588", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c46282b73bc3c4341ea5aa5236e2c83f5f1bed97717f1a11685a7d0cb610588", kill_on_drop: false }`
[INFO] [stdout] 5c46282b73bc3c4341ea5aa5236e2c83f5f1bed97717f1a11685a7d0cb610588
[INFO] checking ed-system-search-1.1.47 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate ed-system-search 1.1.47 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate ed-system-search 1.1.47 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 ed-system-search 1.1.47
[INFO] finished tweaking crates.io crate ed-system-search 1.1.47
[INFO] tweaked toml for crates.io crate ed-system-search 1.1.47 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate crates.io crate ed-system-search 1.1.47 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-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0911298130e8eae9e0497e97f04561c68fab0efc63864f6719ffcdf565de9ccd
[INFO] running `Command { std: "docker" "start" "-a" "0911298130e8eae9e0497e97f04561c68fab0efc63864f6719ffcdf565de9ccd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0911298130e8eae9e0497e97f04561c68fab0efc63864f6719ffcdf565de9ccd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0911298130e8eae9e0497e97f04561c68fab0efc63864f6719ffcdf565de9ccd", kill_on_drop: false }`
[INFO] [stdout] 0911298130e8eae9e0497e97f04561c68fab0efc63864f6719ffcdf565de9ccd
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1ac138f1f11b157e6510e31adbb98c1d0de2a908031dfbe86c5db0bce2da47a3
[INFO] running `Command { std: "docker" "start" "-a" "1ac138f1f11b157e6510e31adbb98c1d0de2a908031dfbe86c5db0bce2da47a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.38
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling syn v1.0.92
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]     Checking miniz_oxide v0.5.1
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]     Checking gimli v0.26.1
[INFO] [stderr]     Checking smawk v0.3.1
[INFO] [stderr]     Checking futures-io v0.3.21
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking slab v0.4.6
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]     Checking object v0.28.4
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]     Checking is_ci v1.1.1
[INFO] [stderr]     Checking once_cell v1.10.0
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking owo-colors v3.4.0
[INFO] [stderr]    Compiling indoc v1.0.6
[INFO] [stderr]     Checking clap_lex v0.2.0
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling backtrace v0.3.65
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking mio v0.8.3
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking socket2 v0.4.5
[INFO] [stderr]     Checking supports-hyperlinks v1.2.0
[INFO] [stderr]     Checking supports-color v1.3.0
[INFO] [stderr]     Checking supports-unicode v1.0.2
[INFO] [stderr]     Checking parking_lot v0.12.0
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking flate2 v1.0.23
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling regex v1.5.5
[INFO] [stderr]     Checking addr2line v0.17.0
[INFO] [stderr]    Compiling unicode-linebreak v0.1.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling clap_derive v3.1.18
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling miette-derive v4.7.1
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking tokio v1.18.2
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]     Checking miette v4.7.1
[INFO] [stderr]     Checking clap v3.1.18
[INFO] [stderr]     Checking futures-executor v0.3.21
[INFO] [stderr]     Checking futures v0.3.21
[INFO] [stderr]     Checking ed-system-search v1.1.47 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.68s
[INFO] running `Command { std: "docker" "inspect" "1ac138f1f11b157e6510e31adbb98c1d0de2a908031dfbe86c5db0bce2da47a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ac138f1f11b157e6510e31adbb98c1d0de2a908031dfbe86c5db0bce2da47a3", kill_on_drop: false }`
[INFO] [stdout] 1ac138f1f11b157e6510e31adbb98c1d0de2a908031dfbe86c5db0bce2da47a3