[INFO] fetching crate domainscan 0.2.0...
[INFO] checking domainscan-0.2.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate domainscan 0.2.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate domainscan 0.2.0 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 domainscan 0.2.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate domainscan 0.2.0
[INFO] tweaked toml for crates.io crate domainscan 0.2.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate domainscan 0.2.0 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded once_cell v1.15.0
[INFO] [stderr]   Downloaded unicode-ident v1.0.4
[INFO] [stderr]   Downloaded tracing-attributes v0.1.22
[INFO] [stderr]   Downloaded itoa v1.0.3
[INFO] [stderr]   Downloaded enum-as-inner v0.5.1
[INFO] [stderr]   Downloaded futures-sink v0.3.24
[INFO] [stderr]   Downloaded futures-core v0.3.24
[INFO] [stderr]   Downloaded ipconfig v0.3.0
[INFO] [stderr]   Downloaded futures-executor v0.3.24
[INFO] [stderr]   Downloaded pkg-config v0.3.25
[INFO] [stderr]   Downloaded futures v0.3.24
[INFO] [stderr]   Downloaded indexmap v1.9.1
[INFO] [stderr]   Downloaded h2 v0.3.14
[INFO] [stderr]   Downloaded libc v0.2.133
[INFO] [stderr]   Downloaded tokio v1.21.1
[INFO] [stderr]   Downloaded hyper v0.14.20
[INFO] [stderr]   Downloaded openssl v0.10.41
[INFO] [stderr]   Downloaded openssl-sys v0.9.75
[INFO] [stderr]   Downloaded schannel v0.1.20
[INFO] [stderr]   Downloaded native-tls v0.2.10
[INFO] [stderr]   Downloaded bumpalo v3.11.0
[INFO] [stderr]   Downloaded reqwest v0.11.12
[INFO] [stderr]   Downloaded ryu v1.0.11
[INFO] [stderr]   Downloaded serde_derive v1.0.145
[INFO] [stderr]   Downloaded serde v1.0.145
[INFO] [stderr]   Downloaded serde_json v1.0.85
[INFO] [stderr]   Downloaded lock_api v0.4.9
[INFO] [stderr]   Downloaded futures-util v0.3.24
[INFO] [stderr]   Downloaded getrandom v0.2.7
[INFO] [stderr]   Downloaded bytes v1.2.1
[INFO] [stderr]   Downloaded mio v0.8.4
[INFO] [stderr]   Downloaded syn v1.0.100
[INFO] [stderr]   Downloaded trust-dns-proto v0.22.0
[INFO] [stderr]   Downloaded async-trait v0.1.57
[INFO] [stderr]   Downloaded ipnet v2.5.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.43
[INFO] [stderr]   Downloaded quote v1.0.21
[INFO] [stderr]   Downloaded trust-dns-resolver v0.22.0
[INFO] [stderr]   Downloaded tokio-socks v0.5.1
[INFO] [stderr]   Downloaded thiserror-impl v1.0.35
[INFO] [stderr]   Downloaded futures-channel v0.3.24
[INFO] [stderr]   Downloaded futures-macro v0.3.24
[INFO] [stderr]   Downloaded smallvec v1.9.0
[INFO] [stderr]   Downloaded thiserror v1.0.35
[INFO] [stderr]   Downloaded futures-task v0.3.24
[INFO] [stderr]   Downloaded tracing-core v0.1.29
[INFO] [stderr]   Downloaded tracing v0.1.36
[INFO] [stderr]   Downloaded futures-io v0.3.24
[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] 42a62d21e6611455ca34ec779ad996d72943d3764c994dae9141d71b3048a70a
[INFO] running `Command { std: "docker" "start" "-a" "42a62d21e6611455ca34ec779ad996d72943d3764c994dae9141d71b3048a70a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "42a62d21e6611455ca34ec779ad996d72943d3764c994dae9141d71b3048a70a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42a62d21e6611455ca34ec779ad996d72943d3764c994dae9141d71b3048a70a", kill_on_drop: false }`
[INFO] [stdout] 42a62d21e6611455ca34ec779ad996d72943d3764c994dae9141d71b3048a70a
[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] 35f41374a1f4b6c81b1de8467fbe05bbab13b54d7159193c8e4dd87c8dd3655c
[INFO] running `Command { std: "docker" "start" "-a" "35f41374a1f4b6c81b1de8467fbe05bbab13b54d7159193c8e4dd87c8dd3655c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling unicode-ident v1.0.4
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling libc v0.2.133
[INFO] [stderr]    Compiling syn v1.0.100
[INFO] [stderr]    Compiling futures-core v0.3.24
[INFO] [stderr]    Compiling futures-channel v0.3.24
[INFO] [stderr]    Compiling futures-task v0.3.24
[INFO] [stderr]    Compiling futures-util v0.3.24
[INFO] [stderr]     Checking futures-sink v0.3.24
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking once_cell v1.15.0
[INFO] [stderr]     Checking futures-io v0.3.24
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling tokio v1.21.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling async-trait v0.1.57
[INFO] [stderr]    Compiling thiserror v1.0.35
[INFO] [stderr]     Checking smallvec v1.9.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]    Compiling serde_derive v1.0.145
[INFO] [stderr]     Checking tracing-core v0.1.29
[INFO] [stderr]     Checking bytes v1.2.1
[INFO] [stderr]    Compiling serde v1.0.145
[INFO] [stderr]     Checking match_cfg v0.1.0
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]     Checking mio v0.8.4
[INFO] [stderr]     Checking socket2 v0.4.7
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]    Compiling serde_json v1.0.85
[INFO] [stderr]     Checking data-encoding v2.3.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking ipnet v2.5.0
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking lru-cache v0.1.2
[INFO] [stderr]     Checking resolv-conf v0.7.0
[INFO] [stderr]     Checking ryu v1.0.11
[INFO] [stderr]     Checking itoa v1.0.3
[INFO] [stderr]    Compiling futures-macro v0.3.24
[INFO] [stderr]    Compiling thiserror-impl v1.0.35
[INFO] [stderr]    Compiling tracing-attributes v0.1.22
[INFO] [stderr]    Compiling enum-as-inner v0.5.1
[INFO] [stderr]     Checking tracing v0.1.36
[INFO] [stderr]     Checking trust-dns-proto v0.22.0
[INFO] [stderr]     Checking futures-executor v0.3.24
[INFO] [stderr]     Checking futures v0.3.24
[INFO] [stderr]     Checking trust-dns-resolver v0.22.0
[INFO] [stderr]     Checking domainscan v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 32.73s
[INFO] running `Command { std: "docker" "inspect" "35f41374a1f4b6c81b1de8467fbe05bbab13b54d7159193c8e4dd87c8dd3655c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35f41374a1f4b6c81b1de8467fbe05bbab13b54d7159193c8e4dd87c8dd3655c", kill_on_drop: false }`
[INFO] [stdout] 35f41374a1f4b6c81b1de8467fbe05bbab13b54d7159193c8e4dd87c8dd3655c