[INFO] fetching crate rustdoc-json 0.8.8...
[INFO] checking rustdoc-json-0.8.8 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate rustdoc-json 0.8.8 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate rustdoc-json 0.8.8 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 rustdoc-json 0.8.8
[INFO] finished tweaking crates.io crate rustdoc-json 0.8.8
[INFO] tweaked toml for crates.io crate rustdoc-json 0.8.8 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate rustdoc-json 0.8.8 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 expect-test v1.4.1
[INFO] [stderr]   Downloaded dissimilar v1.0.6
[INFO] [stderr]   Downloaded hashbag v0.1.11
[INFO] [stderr]   Downloaded rustdoc-types v0.23.0
[INFO] [stderr]   Downloaded public-api v0.32.0
[INFO] [stderr]   Downloaded cargo-manifest v0.12.0
[INFO] [stderr]   Downloaded serde v1.0.179
[INFO] [stderr]   Downloaded syn v2.0.25
[INFO] [stderr]   Downloaded bstr v1.4.0
[INFO] [stderr]   Downloaded serde_derive v1.0.179
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 0935905d9fde7efe403877a7b112c96cde69e826c281031f73397bb4d7298de0
[INFO] running `Command { std: "docker" "start" "-a" "0935905d9fde7efe403877a7b112c96cde69e826c281031f73397bb4d7298de0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0935905d9fde7efe403877a7b112c96cde69e826c281031f73397bb4d7298de0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0935905d9fde7efe403877a7b112c96cde69e826c281031f73397bb4d7298de0", kill_on_drop: false }`
[INFO] [stdout] 0935905d9fde7efe403877a7b112c96cde69e826c281031f73397bb4d7298de0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] fbf12ba24829712c14bb3b104d5d60f1e87e4f4faa900701b734ca30051ca6af
[INFO] running `Command { std: "docker" "start" "-a" "fbf12ba24829712c14bb3b104d5d60f1e87e4f4faa900701b734ca30051ca6af", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.179
[INFO] [stderr]    Compiling serde_derive v1.0.179
[INFO] [stderr]    Compiling proc-macro2 v1.0.63
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling quote v1.0.29
[INFO] [stderr]     Checking equivalent v1.0.0
[INFO] [stderr]     Checking winnow v0.5.0
[INFO] [stderr]    Compiling thiserror v1.0.44
[INFO] [stderr]    Compiling serde_json v1.0.104
[INFO] [stderr]    Compiling camino v1.1.4
[INFO] [stderr]     Checking itoa v1.0.6
[INFO] [stderr]     Checking ryu v1.0.13
[INFO] [stderr]    Compiling semver v1.0.18
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling rustix v0.38.21
[INFO] [stderr]     Checking indexmap v2.0.0
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking predicates-core v1.0.6
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]     Checking itertools v0.11.0
[INFO] [stderr]     Checking difflib v0.4.0
[INFO] [stderr]     Checking bitflags v2.4.1
[INFO] [stderr]     Checking linux-raw-sys v0.4.10
[INFO] [stderr]     Checking anstyle v1.0.0
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking termtree v0.4.1
[INFO] [stderr]     Checking hashbag v0.1.11
[INFO] [stderr]     Checking dissimilar v1.0.6
[INFO] [stderr]     Checking predicates-tree v1.0.9
[INFO] [stderr]     Checking bstr v1.4.0
[INFO] [stderr]     Checking expect-test v1.4.1
[INFO] [stderr]    Compiling syn v2.0.25
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking predicates v3.0.4
[INFO] [stderr]     Checking assert_cmd v2.0.12
[INFO] [stderr]     Checking tempfile v3.8.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.44
[INFO] [stderr]     Checking serde_spanned v0.6.3
[INFO] [stderr]     Checking toml_datetime v0.6.3
[INFO] [stderr]     Checking cargo-platform v0.1.2
[INFO] [stderr]     Checking rustdoc-types v0.23.0
[INFO] [stderr]     Checking toml_edit v0.19.15
[INFO] [stderr]     Checking toml_edit v0.20.2
[INFO] [stderr]     Checking cargo_metadata v0.18.1
[INFO] [stderr]     Checking toml v0.7.8
[INFO] [stderr]     Checking toml v0.8.2
[INFO] [stderr]     Checking cargo-manifest v0.12.0
[INFO] [stderr]     Checking public-api v0.32.0
[INFO] [stderr]     Checking rustdoc-json v0.8.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.16s
[INFO] running `Command { std: "docker" "inspect" "fbf12ba24829712c14bb3b104d5d60f1e87e4f4faa900701b734ca30051ca6af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbf12ba24829712c14bb3b104d5d60f1e87e4f4faa900701b734ca30051ca6af", kill_on_drop: false }`
[INFO] [stdout] fbf12ba24829712c14bb3b104d5d60f1e87e4f4faa900701b734ca30051ca6af
[INFO] checking rustdoc-json-0.8.8 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate rustdoc-json 0.8.8 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate rustdoc-json 0.8.8 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 rustdoc-json 0.8.8
[INFO] finished tweaking crates.io crate rustdoc-json 0.8.8
[INFO] tweaked toml for crates.io crate rustdoc-json 0.8.8 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate crates.io crate rustdoc-json 0.8.8 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 4910e705a81242d34d446a95b8c43dd780fd52cde65d7c51579c52daa6b68c41
[INFO] running `Command { std: "docker" "start" "-a" "4910e705a81242d34d446a95b8c43dd780fd52cde65d7c51579c52daa6b68c41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4910e705a81242d34d446a95b8c43dd780fd52cde65d7c51579c52daa6b68c41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4910e705a81242d34d446a95b8c43dd780fd52cde65d7c51579c52daa6b68c41", kill_on_drop: false }`
[INFO] [stdout] 4910e705a81242d34d446a95b8c43dd780fd52cde65d7c51579c52daa6b68c41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 2cb191364ed83f6c1a8c183f6562a2afffabae11838406b4780c928ea3a4fff6
[INFO] running `Command { std: "docker" "start" "-a" "2cb191364ed83f6c1a8c183f6562a2afffabae11838406b4780c928ea3a4fff6", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.179
[INFO] [stderr]    Compiling serde_derive v1.0.179
[INFO] [stderr]    Compiling proc-macro2 v1.0.63
[INFO] [stderr]    Compiling quote v1.0.29
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]     Checking equivalent v1.0.0
[INFO] [stderr]     Checking winnow v0.5.0
[INFO] [stderr]    Compiling thiserror v1.0.44
[INFO] [stderr]    Compiling serde_json v1.0.104
[INFO] [stderr]    Compiling semver v1.0.18
[INFO] [stderr]     Checking ryu v1.0.13
[INFO] [stderr]     Checking itoa v1.0.6
[INFO] [stderr]    Compiling camino v1.1.4
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]     Checking indexmap v2.0.0
[INFO] [stderr]     Checking predicates-core v1.0.6
[INFO] [stderr]    Compiling rustix v0.38.21
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]     Checking difflib v0.4.0
[INFO] [stderr]     Checking linux-raw-sys v0.4.10
[INFO] [stderr]     Checking anstyle v1.0.0
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking termtree v0.4.1
[INFO] [stderr]     Checking bitflags v2.4.1
[INFO] [stderr]     Checking itertools v0.11.0
[INFO] [stderr]     Checking hashbag v0.1.11
[INFO] [stderr]     Checking dissimilar v1.0.6
[INFO] [stderr]     Checking predicates-tree v1.0.9
[INFO] [stderr]     Checking expect-test v1.4.1
[INFO] [stderr]     Checking bstr v1.4.0
[INFO] [stderr]    Compiling syn v2.0.25
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking predicates v3.0.4
[INFO] [stderr]     Checking assert_cmd v2.0.12
[INFO] [stderr]     Checking tempfile v3.8.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.44
[INFO] [stderr]     Checking toml_datetime v0.6.3
[INFO] [stderr]     Checking serde_spanned v0.6.3
[INFO] [stderr]     Checking cargo-platform v0.1.2
[INFO] [stderr]     Checking rustdoc-types v0.23.0
[INFO] [stderr]     Checking toml_edit v0.19.15
[INFO] [stderr]     Checking toml_edit v0.20.2
[INFO] [stderr]     Checking cargo_metadata v0.18.1
[INFO] [stderr]     Checking toml v0.7.8
[INFO] [stderr]     Checking toml v0.8.2
[INFO] [stderr]     Checking cargo-manifest v0.12.0
[INFO] [stderr]     Checking public-api v0.32.0
[INFO] [stderr]     Checking rustdoc-json v0.8.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.94s
[INFO] running `Command { std: "docker" "inspect" "2cb191364ed83f6c1a8c183f6562a2afffabae11838406b4780c928ea3a4fff6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cb191364ed83f6c1a8c183f6562a2afffabae11838406b4780c928ea3a4fff6", kill_on_drop: false }`
[INFO] [stdout] 2cb191364ed83f6c1a8c183f6562a2afffabae11838406b4780c928ea3a4fff6