[INFO] fetching crate regen-lang 0.0.7...
[INFO] checking regen-lang-0.0.7 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate regen-lang 0.0.7 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate regen-lang 0.0.7 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 regen-lang 0.0.7
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate regen-lang 0.0.7
[INFO] tweaked toml for crates.io crate regen-lang 0.0.7 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate regen-lang 0.0.7 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 clap_derive v4.2.0
[INFO] [stderr]   Downloaded anstream v0.2.6
[INFO] [stderr]   Downloaded concolor-override v1.0.0
[INFO] [stderr]   Downloaded io-lifetimes v1.0.10
[INFO] [stderr]   Downloaded anstyle-wincon v0.2.0
[INFO] [stderr]   Downloaded concolor-query v0.3.3
[INFO] [stderr]   Downloaded anstyle-parse v0.1.1
[INFO] [stderr]   Downloaded clap v4.2.1
[INFO] [stderr]   Downloaded anstyle v0.3.5
[INFO] [stderr]   Downloaded rustix v0.37.11
[INFO] [stderr]   Downloaded clap_builder v4.2.1
[INFO] [stderr]   Downloaded regex v1.7.3
[INFO] [stderr]   Downloaded clap_lex v0.4.1
[INFO] [stderr]   Downloaded linux-raw-sys v0.3.1
[INFO] [stderr]   Downloaded codize v0.1.2
[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] 9cab4ed8cd09e8b9cec722a5350cfa41cc13f806bb4daf77c7fee338ed976081
[INFO] running `Command { std: "docker" "start" "-a" "9cab4ed8cd09e8b9cec722a5350cfa41cc13f806bb4daf77c7fee338ed976081", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9cab4ed8cd09e8b9cec722a5350cfa41cc13f806bb4daf77c7fee338ed976081", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cab4ed8cd09e8b9cec722a5350cfa41cc13f806bb4daf77c7fee338ed976081", kill_on_drop: false }`
[INFO] [stdout] 9cab4ed8cd09e8b9cec722a5350cfa41cc13f806bb4daf77c7fee338ed976081
[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] be675ca98d30bd5122feb24116b10b610a38bb5a0975df044577722d8ea152ec
[INFO] running `Command { std: "docker" "start" "-a" "be675ca98d30bd5122feb24116b10b610a38bb5a0975df044577722d8ea152ec", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.141
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]    Compiling rustix v0.37.11
[INFO] [stderr]     Checking linux-raw-sys v0.3.1
[INFO] [stderr]     Checking anstyle v0.3.5
[INFO] [stderr]     Checking concolor-override v1.0.0
[INFO] [stderr]     Checking concolor-query v0.3.3
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]     Checking clap_lex v0.4.1
[INFO] [stderr]     Checking anstyle-parse v0.1.1
[INFO] [stderr]    Compiling thiserror v1.0.44
[INFO] [stderr]     Checking regex-syntax v0.6.29
[INFO] [stderr]     Checking utf8-width v0.1.6
[INFO] [stderr]     Checking codize v0.1.2
[INFO] [stderr]     Checking aho-corasick v0.7.20
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]     Checking heck v0.4.1
[INFO] [stderr]     Checking html-escape v0.2.13
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]    Compiling syn v2.0.27
[INFO] [stderr]     Checking regex v1.7.3
[INFO] [stderr]     Checking is-terminal v0.4.7
[INFO] [stderr]     Checking anstream v0.2.6
[INFO] [stderr]     Checking clap_builder v4.2.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.44
[INFO] [stderr]    Compiling clap_derive v4.2.0
[INFO] [stderr]     Checking clap v4.2.1
[INFO] [stderr]     Checking regen-lang v0.0.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `dyn_lang::*`
[INFO] [stdout]  --> src/dynamic/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use dyn_lang::*;
[INFO] [stdout]   |         ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `html_escape` is imported redundantly
[INFO] [stdout]  --> src/sdk/token/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use html_escape;
[INFO] [stdout]   |     ^^^^^^^^^^^ the item `html_escape` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `dyn_lang::*`
[INFO] [stdout]  --> src/dynamic/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use dyn_lang::*;
[INFO] [stdout]   |         ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `html_escape` is imported redundantly
[INFO] [stdout]  --> src/sdk/token/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use html_escape;
[INFO] [stdout]   |     ^^^^^^^^^^^ the item `html_escape` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.12s
[INFO] running `Command { std: "docker" "inspect" "be675ca98d30bd5122feb24116b10b610a38bb5a0975df044577722d8ea152ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be675ca98d30bd5122feb24116b10b610a38bb5a0975df044577722d8ea152ec", kill_on_drop: false }`
[INFO] [stdout] be675ca98d30bd5122feb24116b10b610a38bb5a0975df044577722d8ea152ec
[INFO] checking regen-lang-0.0.7 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate regen-lang 0.0.7 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate regen-lang 0.0.7 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 regen-lang 0.0.7
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate regen-lang 0.0.7
[INFO] tweaked toml for crates.io crate regen-lang 0.0.7 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate crates.io crate regen-lang 0.0.7 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] [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] 816bed21c2dc904727bc14df942a9adf7d5036bf528979b3a8f908e712cf9ebc
[INFO] running `Command { std: "docker" "start" "-a" "816bed21c2dc904727bc14df942a9adf7d5036bf528979b3a8f908e712cf9ebc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "816bed21c2dc904727bc14df942a9adf7d5036bf528979b3a8f908e712cf9ebc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "816bed21c2dc904727bc14df942a9adf7d5036bf528979b3a8f908e712cf9ebc", kill_on_drop: false }`
[INFO] [stdout] 816bed21c2dc904727bc14df942a9adf7d5036bf528979b3a8f908e712cf9ebc
[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] 75907f3f5d80542c7d1754e2ede04ee2d50cabcb30dec518e03138976aad6f1c
[INFO] running `Command { std: "docker" "start" "-a" "75907f3f5d80542c7d1754e2ede04ee2d50cabcb30dec518e03138976aad6f1c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.141
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling rustix v0.37.11
[INFO] [stderr]     Checking linux-raw-sys v0.3.1
[INFO] [stderr]     Checking concolor-query v0.3.3
[INFO] [stderr]     Checking anstyle v0.3.5
[INFO] [stderr]     Checking concolor-override v1.0.0
[INFO] [stderr]     Checking clap_lex v0.4.1
[INFO] [stderr]    Compiling thiserror v1.0.44
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]     Checking utf8-width v0.1.6
[INFO] [stderr]     Checking anstyle-parse v0.1.1
[INFO] [stderr]     Checking regex-syntax v0.6.29
[INFO] [stderr]     Checking heck v0.4.1
[INFO] [stderr]     Checking aho-corasick v0.7.20
[INFO] [stderr]     Checking codize v0.1.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]     Checking html-escape v0.2.13
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]    Compiling syn v2.0.27
[INFO] [stderr]     Checking regex v1.7.3
[INFO] [stderr]     Checking is-terminal v0.4.7
[INFO] [stderr]     Checking anstream v0.2.6
[INFO] [stderr]     Checking clap_builder v4.2.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.44
[INFO] [stderr]    Compiling clap_derive v4.2.0
[INFO] [stderr]     Checking clap v4.2.1
[INFO] [stderr]     Checking regen-lang v0.0.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `dyn_lang::*`
[INFO] [stdout]  --> src/dynamic/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use dyn_lang::*;
[INFO] [stdout]   |         ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `html_escape` is imported redundantly
[INFO] [stdout]  --> src/sdk/token/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use html_escape;
[INFO] [stdout]   |     ^^^^^^^^^^^ the item `html_escape` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `dyn_lang::*`
[INFO] [stdout]  --> src/dynamic/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use dyn_lang::*;
[INFO] [stdout]   |         ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `html_escape` is imported redundantly
[INFO] [stdout]  --> src/sdk/token/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use html_escape;
[INFO] [stdout]   |     ^^^^^^^^^^^ the item `html_escape` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.98s
[INFO] running `Command { std: "docker" "inspect" "75907f3f5d80542c7d1754e2ede04ee2d50cabcb30dec518e03138976aad6f1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75907f3f5d80542c7d1754e2ede04ee2d50cabcb30dec518e03138976aad6f1c", kill_on_drop: false }`
[INFO] [stdout] 75907f3f5d80542c7d1754e2ede04ee2d50cabcb30dec518e03138976aad6f1c