[INFO] fetching crate kak-tree-sitter 0.5.0...
[INFO] checking kak-tree-sitter-0.5.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate kak-tree-sitter 0.5.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate kak-tree-sitter 0.5.0 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 kak-tree-sitter 0.5.0
[INFO] finished tweaking crates.io crate kak-tree-sitter 0.5.0
[INFO] tweaked toml for crates.io crate kak-tree-sitter 0.5.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate kak-tree-sitter 0.5.0 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tree-sitter-highlight v0.20.1
[INFO] [stderr]   Downloaded daemonize v0.5.0
[INFO] [stderr]   Downloaded kak-tree-sitter-config v0.4.0
[INFO] [stderr]   Downloaded time-macros v0.2.14
[INFO] [stderr]   Downloaded simple_logger v4.2.0
[INFO] [stderr]   Downloaded tree-sitter v0.20.10
[INFO] [stderr]   Downloaded time v0.3.28
[INFO] [stderr]   Downloaded syn v2.0.32
[INFO] [stderr]   Downloaded rustix v0.38.13
[INFO] [stderr]   Downloaded linux-raw-sys v0.4.7
[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] 18717e051da91699b9fae7170561984212bb740bb91af1ef47db7aae769022b9
[INFO] running `Command { std: "docker" "start" "-a" "18717e051da91699b9fae7170561984212bb740bb91af1ef47db7aae769022b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "18717e051da91699b9fae7170561984212bb740bb91af1ef47db7aae769022b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18717e051da91699b9fae7170561984212bb740bb91af1ef47db7aae769022b9", kill_on_drop: false }`
[INFO] [stdout] 18717e051da91699b9fae7170561984212bb740bb91af1ef47db7aae769022b9
[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] a3ee886fb09a7be13a114437dc7bcdb2bf4c0480066756a67fee22724b4f1150
[INFO] running `Command { std: "docker" "start" "-a" "a3ee886fb09a7be13a114437dc7bcdb2bf4c0480066756a67fee22724b4f1150", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]    Compiling serde v1.0.193
[INFO] [stderr]     Checking bitflags v2.4.0
[INFO] [stderr]    Compiling rustix v0.38.13
[INFO] [stderr]     Checking memchr v2.6.3
[INFO] [stderr]     Checking hashbrown v0.14.0
[INFO] [stderr]    Compiling thiserror v1.0.50
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]     Checking linux-raw-sys v0.4.7
[INFO] [stderr]     Checking regex-syntax v0.7.5
[INFO] [stderr]     Checking equivalent v1.0.1
[INFO] [stderr]     Checking anstyle-query v1.0.0
[INFO] [stderr]    Compiling time-core v0.1.1
[INFO] [stderr]     Checking option-ext v0.2.0
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]     Checking winnow v0.5.15
[INFO] [stderr]     Checking anstyle v1.0.2
[INFO] [stderr]     Checking anstyle-parse v0.2.1
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]    Compiling time-macros v0.2.14
[INFO] [stderr]    Compiling serde_json v1.0.108
[INFO] [stderr]     Checking anstream v0.6.4
[INFO] [stderr]     Checking deranged v0.3.8
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking clap_lex v0.6.0
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking num_threads v0.1.6
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]    Compiling kak-tree-sitter v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking libloading v0.8.1
[INFO] [stderr]     Checking aho-corasick v1.0.5
[INFO] [stderr]     Checking clap_builder v4.4.8
[INFO] [stderr]     Checking itertools v0.12.0
[INFO] [stderr]     Checking indexmap v2.0.0
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.32
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking colored v2.0.4
[INFO] [stderr]     Checking regex-automata v0.3.8
[INFO] [stderr]    Compiling tree-sitter v0.20.10
[INFO] [stderr]     Checking dirs-sys v0.4.1
[INFO] [stderr]     Checking nix v0.27.1
[INFO] [stderr]     Checking time v0.3.28
[INFO] [stderr]     Checking daemonize v0.5.0
[INFO] [stderr]     Checking mio v0.8.9
[INFO] [stderr]     Checking dirs v5.0.1
[INFO] [stderr]     Checking regex v1.9.5
[INFO] [stderr]     Checking simple_logger v4.2.0
[INFO] [stderr]     Checking ctrlc v3.4.1
[INFO] [stderr]    Compiling serde_derive v1.0.193
[INFO] [stderr]    Compiling thiserror-impl v1.0.50
[INFO] [stderr]    Compiling clap_derive v4.4.7
[INFO] [stderr]     Checking tree-sitter-highlight v0.20.1
[INFO] [stderr]     Checking clap v4.4.8
[INFO] [stderr]     Checking toml_datetime v0.6.5
[INFO] [stderr]     Checking serde_spanned v0.6.4
[INFO] [stderr]     Checking toml_edit v0.21.0
[INFO] [stderr]     Checking toml v0.8.8
[INFO] [stderr]     Checking kak-tree-sitter-config v0.4.0
[INFO] [stdout] warning: field `text_objects` is never read
[INFO] [stdout]   --> src/queries.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 6  | pub struct Queries {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 10 |   pub text_objects: Option<String>,
[INFO] [stdout]    |       ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Queries` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `text_objects` is never read
[INFO] [stdout]   --> src/queries.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 6  | pub struct Queries {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 10 |   pub text_objects: Option<String>,
[INFO] [stdout]    |       ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Queries` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 30.57s
[INFO] running `Command { std: "docker" "inspect" "a3ee886fb09a7be13a114437dc7bcdb2bf4c0480066756a67fee22724b4f1150", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3ee886fb09a7be13a114437dc7bcdb2bf4c0480066756a67fee22724b4f1150", kill_on_drop: false }`
[INFO] [stdout] a3ee886fb09a7be13a114437dc7bcdb2bf4c0480066756a67fee22724b4f1150
[INFO] checking kak-tree-sitter-0.5.0 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate kak-tree-sitter 0.5.0 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate kak-tree-sitter 0.5.0 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 kak-tree-sitter 0.5.0
[INFO] finished tweaking crates.io crate kak-tree-sitter 0.5.0
[INFO] tweaked toml for crates.io crate kak-tree-sitter 0.5.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate crates.io crate kak-tree-sitter 0.5.0 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" "+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] a590ea350819b32dd2c1d884ccde819d0cd8be171efc5d9eae1684d808faf611
[INFO] running `Command { std: "docker" "start" "-a" "a590ea350819b32dd2c1d884ccde819d0cd8be171efc5d9eae1684d808faf611", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a590ea350819b32dd2c1d884ccde819d0cd8be171efc5d9eae1684d808faf611", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a590ea350819b32dd2c1d884ccde819d0cd8be171efc5d9eae1684d808faf611", kill_on_drop: false }`
[INFO] [stdout] a590ea350819b32dd2c1d884ccde819d0cd8be171efc5d9eae1684d808faf611
[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] d7dcc4c63f1eb69f72d55c8eccfa1338859ff575f69cca9b12a814dde9c7079a
[INFO] running `Command { std: "docker" "start" "-a" "d7dcc4c63f1eb69f72d55c8eccfa1338859ff575f69cca9b12a814dde9c7079a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]    Compiling serde v1.0.193
[INFO] [stderr]     Checking bitflags v2.4.0
[INFO] [stderr]    Compiling rustix v0.38.13
[INFO] [stderr]     Checking memchr v2.6.3
[INFO] [stderr]     Checking hashbrown v0.14.0
[INFO] [stderr]     Checking regex-syntax v0.7.5
[INFO] [stderr]    Compiling thiserror v1.0.50
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]     Checking equivalent v1.0.1
[INFO] [stderr]     Checking linux-raw-sys v0.4.7
[INFO] [stderr]     Checking winnow v0.5.15
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]     Checking option-ext v0.2.0
[INFO] [stderr]     Checking anstyle v1.0.2
[INFO] [stderr]    Compiling time-core v0.1.1
[INFO] [stderr]     Checking anstyle-parse v0.2.1
[INFO] [stderr]     Checking anstyle-query v1.0.0
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]    Compiling time-macros v0.2.14
[INFO] [stderr]     Checking clap_lex v0.6.0
[INFO] [stderr]    Compiling serde_json v1.0.108
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking deranged v0.3.8
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking anstream v0.6.4
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking num_threads v0.1.6
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]    Compiling kak-tree-sitter v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking libloading v0.8.1
[INFO] [stderr]     Checking clap_builder v4.4.8
[INFO] [stderr]     Checking aho-corasick v1.0.5
[INFO] [stderr]     Checking itertools v0.12.0
[INFO] [stderr]     Checking indexmap v2.0.0
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling syn v2.0.32
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking colored v2.0.4
[INFO] [stderr]    Compiling tree-sitter v0.20.10
[INFO] [stderr]     Checking dirs-sys v0.4.1
[INFO] [stderr]     Checking time v0.3.28
[INFO] [stderr]     Checking nix v0.27.1
[INFO] [stderr]     Checking daemonize v0.5.0
[INFO] [stderr]     Checking mio v0.8.9
[INFO] [stderr]     Checking dirs v5.0.1
[INFO] [stderr]     Checking regex-automata v0.3.8
[INFO] [stderr]     Checking ctrlc v3.4.1
[INFO] [stderr]     Checking simple_logger v4.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.193
[INFO] [stderr]    Compiling thiserror-impl v1.0.50
[INFO] [stderr]    Compiling clap_derive v4.4.7
[INFO] [stderr]     Checking regex v1.9.5
[INFO] [stderr]     Checking tree-sitter-highlight v0.20.1
[INFO] [stderr]     Checking clap v4.4.8
[INFO] [stderr]     Checking toml_datetime v0.6.5
[INFO] [stderr]     Checking serde_spanned v0.6.4
[INFO] [stderr]     Checking toml_edit v0.21.0
[INFO] [stderr]     Checking toml v0.8.8
[INFO] [stderr]     Checking kak-tree-sitter-config v0.4.0
[INFO] [stdout] warning: field `text_objects` is never read
[INFO] [stdout]   --> src/queries.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 6  | pub struct Queries {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 10 |   pub text_objects: Option<String>,
[INFO] [stdout]    |       ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Queries` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `text_objects` is never read
[INFO] [stdout]   --> src/queries.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 6  | pub struct Queries {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 10 |   pub text_objects: Option<String>,
[INFO] [stdout]    |       ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Queries` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 35.75s
[INFO] running `Command { std: "docker" "inspect" "d7dcc4c63f1eb69f72d55c8eccfa1338859ff575f69cca9b12a814dde9c7079a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7dcc4c63f1eb69f72d55c8eccfa1338859ff575f69cca9b12a814dde9c7079a", kill_on_drop: false }`
[INFO] [stdout] d7dcc4c63f1eb69f72d55c8eccfa1338859ff575f69cca9b12a814dde9c7079a