[INFO] cloning repository https://github.com/daangn/registry-edge
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/daangn/registry-edge" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdaangn%2Fregistry-edge", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdaangn%2Fregistry-edge'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 846f006bdcd91cd1fd313e593c2b00b1979e0371
[INFO] checking daangn/registry-edge against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdaangn%2Fregistry-edge" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/daangn/registry-edge 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 git repo https://github.com/daangn/registry-edge
[INFO] finished tweaking git repo https://github.com/daangn/registry-edge
[INFO] tweaked toml for git repo https://github.com/daangn/registry-edge written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/daangn/registry-edge 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded worker-macros v0.0.8
[INFO] [stderr]   Downloaded worker-kv v0.6.0
[INFO] [stderr]   Downloaded worker v0.0.16
[INFO] [stderr]   Downloaded worker-sys v0.0.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 35103b21d42e2ff2f0081a4abe94af0503d2ac2acde4ce167dbfa984beafa302
[INFO] running `Command { std: "docker" "start" "-a" "35103b21d42e2ff2f0081a4abe94af0503d2ac2acde4ce167dbfa984beafa302", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "35103b21d42e2ff2f0081a4abe94af0503d2ac2acde4ce167dbfa984beafa302", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35103b21d42e2ff2f0081a4abe94af0503d2ac2acde4ce167dbfa984beafa302", kill_on_drop: false }`
[INFO] [stdout] 35103b21d42e2ff2f0081a4abe94af0503d2ac2acde4ce167dbfa984beafa302
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 0f3b0d74aa5d07038f88f1871dcf57a79fc5aeb3135e994368080ff00cab3c09
[INFO] running `Command { std: "docker" "start" "-a" "0f3b0d74aa5d07038f88f1871dcf57a79fc5aeb3135e994368080ff00cab3c09", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.84
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling bumpalo v3.11.0
[INFO] [stderr]    Compiling once_cell v1.13.1
[INFO] [stderr]    Compiling wasm-bindgen v0.2.84
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling serde_derive v1.0.144
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]    Compiling futures-core v0.3.23
[INFO] [stderr]    Compiling serde v1.0.144
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling futures-task v0.3.23
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]    Compiling futures-util v0.3.23
[INFO] [stderr]     Checking itoa v1.0.3
[INFO] [stderr]    Compiling async-trait v0.1.57
[INFO] [stderr]    Compiling serde_json v1.0.85
[INFO] [stderr]    Compiling uncased v0.9.7
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]     Checking futures-io v0.3.23
[INFO] [stderr]     Checking futures-sink v0.3.23
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking ryu v1.0.11
[INFO] [stderr]    Compiling futures-channel v0.3.23
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]    Compiling phf_shared v0.11.1
[INFO] [stderr]     Checking chrono v0.4.22
[INFO] [stderr]     Checking bytes v1.2.1
[INFO] [stderr]     Checking matchit v0.4.6
[INFO] [stderr]    Compiling phf_generator v0.11.1
[INFO] [stderr]    Compiling phf v0.11.1
[INFO] [stderr]    Compiling phf_codegen v0.11.1
[INFO] [stderr]     Checking http v0.2.8
[INFO] [stderr]     Checking unicode-normalization v0.1.21
[INFO] [stderr]    Compiling regex v1.6.0
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]    Compiling parse-zoneinfo v0.3.0
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]    Compiling chrono-tz-build v0.0.3
[INFO] [stderr]    Compiling chrono-tz v0.6.3
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.84
[INFO] [stderr]    Compiling thiserror-impl v1.0.32
[INFO] [stderr]    Compiling futures-macro v0.3.23
[INFO] [stderr]    Compiling pin-project-internal v1.0.12
[INFO] [stderr]    Compiling serde_repr v0.1.9
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.84
[INFO] [stderr]     Checking pin-project v1.0.12
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.84
[INFO] [stderr]     Checking thiserror v1.0.32
[INFO] [stderr]    Compiling js-sys v0.3.61
[INFO] [stderr]     Checking console_error_panic_hook v0.1.7
[INFO] [stderr]    Compiling web-sys v0.3.61
[INFO] [stderr]    Compiling wasm-bindgen-futures v0.4.32
[INFO] [stderr]    Compiling worker-sys v0.0.8
[INFO] [stderr]     Checking wasm-streams v0.2.3
[INFO] [stderr]     Checking serde-wasm-bindgen v0.5.0
[INFO] [stderr]    Compiling worker-macros v0.0.8
[INFO] [stderr]     Checking worker-kv v0.6.0
[INFO] [stderr]     Checking worker v0.0.16
[INFO] [stderr]     Checking registry-edge v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated constant `MIME_TYPE` is never used
[INFO] [stdout]   --> src/media/manifest_list.rs:31:15
[INFO] [stdout]    |
[INFO] [stdout] 30 | impl ManifestList {
[INFO] [stdout]    | ----------------- associated constant in this implementation
[INFO] [stdout] 31 |     pub const MIME_TYPE: &'static str = "application/vnd.docker.distribution.manifest.list.v2+json";
[INFO] [stdout]    |               ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant `MIME_TYPE` is never used
[INFO] [stdout]   --> src/media/manifest_v1.rs:39:15
[INFO] [stdout]    |
[INFO] [stdout] 38 | impl ManifestV1 {
[INFO] [stdout]    | --------------- associated constant in this implementation
[INFO] [stdout] 39 |     pub const MIME_TYPE: &'static str = "application/vnd.docker.distribution.manifest.v1+json";
[INFO] [stdout]    |               ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant `MIME_TYPE` is never used
[INFO] [stdout]   --> src/media/manifest_list.rs:31:15
[INFO] [stdout]    |
[INFO] [stdout] 30 | impl ManifestList {
[INFO] [stdout]    | ----------------- associated constant in this implementation
[INFO] [stdout] 31 |     pub const MIME_TYPE: &'static str = "application/vnd.docker.distribution.manifest.list.v2+json";
[INFO] [stdout]    |               ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant `MIME_TYPE` is never used
[INFO] [stdout]   --> src/media/manifest_v1.rs:39:15
[INFO] [stdout]    |
[INFO] [stdout] 38 | impl ManifestV1 {
[INFO] [stdout]    | --------------- associated constant in this implementation
[INFO] [stdout] 39 |     pub const MIME_TYPE: &'static str = "application/vnd.docker.distribution.manifest.v1+json";
[INFO] [stdout]    |               ^^^^^^^^^
[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 32.88s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: wasm-bindgen v0.2.84
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 5`
[INFO] running `Command { std: "docker" "inspect" "0f3b0d74aa5d07038f88f1871dcf57a79fc5aeb3135e994368080ff00cab3c09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f3b0d74aa5d07038f88f1871dcf57a79fc5aeb3135e994368080ff00cab3c09", kill_on_drop: false }`
[INFO] [stdout] 0f3b0d74aa5d07038f88f1871dcf57a79fc5aeb3135e994368080ff00cab3c09