[INFO] fetching crate kiki 7.0.0...
[INFO] checking kiki-7.0.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate kiki 7.0.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate kiki 7.0.0 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 kiki 7.0.0
[INFO] finished tweaking crates.io crate kiki 7.0.0
[INFO] tweaked toml for crates.io crate kiki 7.0.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 56 packages
[INFO] [stderr]       Adding encode_unicode v0.3.6 (latest: v1.0.0)
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding kiki v5.0.0 (latest: v7.0.0)
[INFO] [stderr]       Adding kiki v6.1.1 (latest: v7.0.0)
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.34.0)
[INFO] [stderr]       Adding yansi v0.5.1 (latest: v1.0.1)
[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 sha256 v1.5.0
[INFO] [stderr]   Downloaded kiki v6.1.1
[INFO] [stderr]   Downloaded insta v1.38.0
[INFO] [stderr]   Downloaded kiki v5.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 23c24310b6ca95346ef82df7cb0a8db8f89ce8cf097c85389ad300a2b2159a31
[INFO] running `Command { std: "docker" "start" "-a" "23c24310b6ca95346ef82df7cb0a8db8f89ce8cf097c85389ad300a2b2159a31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "23c24310b6ca95346ef82df7cb0a8db8f89ce8cf097c85389ad300a2b2159a31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23c24310b6ca95346ef82df7cb0a8db8f89ce8cf097c85389ad300a2b2159a31", kill_on_drop: false }`
[INFO] [stdout] 23c24310b6ca95346ef82df7cb0a8db8f89ce8cf097c85389ad300a2b2159a31
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 0e7a54873af81f387bebbbe1364226e9cec957303a25e0dd89c4d9231fa47e4b
[INFO] running `Command { std: "docker" "start" "-a" "0e7a54873af81f387bebbbe1364226e9cec957303a25e0dd89c4d9231fa47e4b", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling async-trait v0.1.79
[INFO] [stderr]    Compiling bytes v1.6.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.14
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling cpufeatures v0.2.12
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking similar v2.5.0
[INFO] [stderr]     Checking yansi v0.5.1
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]     Checking pretty_assertions v1.4.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling tokio v1.37.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking console v0.15.8
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking insta v1.38.0
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling sha256 v1.5.0
[INFO] [stderr]    Compiling kiki v5.0.0
[INFO] [stderr]    Compiling kiki v6.1.1
[INFO] [stderr]    Compiling kiki v7.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `KikiErr` is imported redundantly
[INFO] [stdout]  --> src/pipeline/machine_to_table.rs:1:60
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::data::{machine::*, table::*, validated_file::*, KikiErr, *};
[INFO] [stdout]   |                                                            ^^^^^^^  - the item `KikiErr` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `insta::assert_display_snapshot`: use assert_snapshot!() instead
[INFO] [stdout]     --> src/pipeline/table_to_rust.rs:1011:9
[INFO] [stdout]      |
[INFO] [stdout] 1011 |         insta::assert_display_snapshot!(rust_src);
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `insta::assert_display_snapshot`: use assert_snapshot!() instead
[INFO] [stdout]     --> src/pipeline/table_to_rust.rs:1106:9
[INFO] [stdout]      |
[INFO] [stdout] 1106 |         insta::assert_display_snapshot!(rust_src);
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::cst_to_ast::*`
[INFO] [stdout]   --> src/pipeline/mod.rs:14:13
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub use super::cst_to_ast::*;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `insta::assert_display_snapshot`: use assert_snapshot!() instead
[INFO] [stdout]  --> src/tests/e2e_dry.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     insta::assert_display_snapshot!(rust_src);
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `insta::assert_display_snapshot`: use assert_snapshot!() instead
[INFO] [stdout]   --> src/tests/e2e_dry.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     insta::assert_display_snapshot!(rust_src);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `insta::assert_display_snapshot`: use assert_snapshot!() instead
[INFO] [stdout]   --> src/tests/e2e_dry.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     insta::assert_display_snapshot!(rust_src);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `insta::assert_display_snapshot`: use assert_snapshot!() instead
[INFO] [stdout]   --> src/tests/e2e_dry.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 |     insta::assert_display_snapshot!(rust_src);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `insta::assert_display_snapshot`: use assert_snapshot!() instead
[INFO] [stdout]   --> src/tests/e2e_dry.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 |     insta::assert_display_snapshot!(rust_src);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `insta::assert_display_snapshot`: use assert_snapshot!() instead
[INFO] [stdout]   --> src/tests/e2e_dry.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 |     insta::assert_display_snapshot!(rust_src);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `insta::assert_display_snapshot`: use assert_snapshot!() instead
[INFO] [stdout]   --> src/tests/e2e_dry.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |     insta::assert_display_snapshot!(rust_src);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `KikiErr` is imported redundantly
[INFO] [stdout]  --> src/tests/should_fail.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::*;
[INFO] [stdout]   |     -------- the item `KikiErr` is already imported here
[INFO] [stdout] 2 |
[INFO] [stdout] 3 | use crate::data::KikiErr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `KikiErr` is imported redundantly
[INFO] [stdout]  --> src/pipeline/machine_to_table.rs:1:60
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::data::{machine::*, table::*, validated_file::*, KikiErr, *};
[INFO] [stdout]   |                                                            ^^^^^^^  - the item `KikiErr` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::cst_to_ast::*`
[INFO] [stdout]   --> src/pipeline/mod.rs:14:13
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub use super::cst_to_ast::*;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.78s
[INFO] running `Command { std: "docker" "inspect" "0e7a54873af81f387bebbbe1364226e9cec957303a25e0dd89c4d9231fa47e4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e7a54873af81f387bebbbe1364226e9cec957303a25e0dd89c4d9231fa47e4b", kill_on_drop: false }`
[INFO] [stdout] 0e7a54873af81f387bebbbe1364226e9cec957303a25e0dd89c4d9231fa47e4b