[INFO] fetching crate drs 0.1.0... [INFO] checking drs-0.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate drs 0.1.0 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate drs 0.1.0 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 drs 0.1.0 [INFO] finished tweaking crates.io crate drs 0.1.0 [INFO] tweaked toml for crates.io crate drs 0.1.0 written to /workspace/builds/worker-4-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] Updating crates.io index [INFO] [stderr] Locking 90 packages [INFO] [stderr] Adding base64 v0.13.1 (latest: v0.22.0) [INFO] [stderr] Adding base64 v0.21.7 (latest: v0.22.0) [INFO] [stderr] Adding block-buffer v0.9.0 (latest: v0.10.4) [INFO] [stderr] Adding digest v0.9.0 (latest: v0.10.7) [INFO] [stderr] Adding generic-array v0.14.7 (latest: v1.0.0) [INFO] [stderr] Adding http v0.2.12 (latest: v1.1.0) [INFO] [stderr] Adding input_buffer v0.4.0 (latest: v0.5.0) [INFO] [stderr] Adding ring v0.16.20 (latest: v0.17.8) [INFO] [stderr] Adding rustls v0.19.1 (latest: v0.23.4) [INFO] [stderr] Adding rustls v0.22.3 (latest: v0.23.4) [INFO] [stderr] Adding sct v0.6.1 (latest: v0.7.1) [INFO] [stderr] Adding sha-1 v0.9.8 (latest: v0.10.1) [INFO] [stderr] Adding spin v0.5.2 (latest: v0.9.8) [INFO] [stderr] Adding tungstenite v0.13.0 (latest: v0.21.0) [INFO] [stderr] Adding untrusted v0.7.1 (latest: v0.9.0) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] [stderr] Adding webpki v0.21.4 (latest: v0.22.4) [INFO] [stderr] Adding webpki-roots v0.21.1 (latest: v0.26.1) [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 input_buffer v0.4.0 [INFO] [stderr] Downloaded rustls-webpki v0.102.2 [INFO] [stderr] Downloaded sha-1 v0.9.8 [INFO] [stderr] Downloaded rustls v0.22.3 [INFO] [stderr] Downloaded webpki-roots v0.26.1 [INFO] [stderr] Downloaded tungstenite v0.13.0 [INFO] [stderr] Downloaded rustls-pki-types v1.4.1 [INFO] [stderr] Downloaded ureq v2.9.6 [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] 865510bfb484d922d706ac3a8914c0b5e75d27da616c4e1cc29eb5e1fb021701 [INFO] running `Command { std: "docker" "start" "-a" "865510bfb484d922d706ac3a8914c0b5e75d27da616c4e1cc29eb5e1fb021701", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "865510bfb484d922d706ac3a8914c0b5e75d27da616c4e1cc29eb5e1fb021701", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "865510bfb484d922d706ac3a8914c0b5e75d27da616c4e1cc29eb5e1fb021701", kill_on_drop: false }` [INFO] [stdout] 865510bfb484d922d706ac3a8914c0b5e75d27da616c4e1cc29eb5e1fb021701 [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] 5ad1d35f7cb03d601a9ffbff310aae3197342b4e4cf63e5ad68ac529b310d773 [INFO] running `Command { std: "docker" "start" "-a" "5ad1d35f7cb03d601a9ffbff310aae3197342b4e4cf63e5ad68ac529b310d773", kill_on_drop: false }` [INFO] [stderr] Compiling ring v0.16.20 [INFO] [stderr] Checking spin v0.5.2 [INFO] [stderr] Checking untrusted v0.7.1 [INFO] [stderr] Compiling generic-array v0.14.7 [INFO] [stderr] Checking rustls-pki-types v1.4.1 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Checking ring v0.17.8 [INFO] [stderr] Compiling httparse v1.8.0 [INFO] [stderr] Compiling rustls v0.22.3 [INFO] [stderr] Checking miniz_oxide v0.7.2 [INFO] [stderr] Compiling thiserror-impl v1.0.58 [INFO] [stderr] Checking zeroize v1.7.0 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking http v0.2.12 [INFO] [stderr] Checking input_buffer v0.4.0 [INFO] [stderr] Checking utf-8 v0.7.6 [INFO] [stderr] Checking webpki-roots v0.26.1 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking sha-1 v0.9.8 [INFO] [stderr] Checking flate2 v1.0.28 [INFO] [stderr] Checking rustls-webpki v0.102.2 [INFO] [stderr] Checking thiserror v1.0.58 [INFO] [stderr] Checking serde v1.0.197 [INFO] [stderr] Checking webpki v0.21.4 [INFO] [stderr] Checking sct v0.6.1 [INFO] [stderr] Checking webpki-roots v0.21.1 [INFO] [stderr] Checking rustls v0.19.1 [INFO] [stderr] Checking tungstenite v0.13.0 [INFO] [stderr] Checking serde_json v1.0.115 [INFO] [stderr] Checking ureq v2.9.6 [INFO] [stderr] Checking drs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `secret` is never read [INFO] [stdout] --> src/client.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 12 | pub struct Client { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 13 | http: Agent, [INFO] [stdout] 14 | secret: String, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Client` 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: field `secret` is never read [INFO] [stdout] --> src/client.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 12 | pub struct Client { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 13 | http: Agent, [INFO] [stdout] 14 | secret: String, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Client` 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] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.50s [INFO] running `Command { std: "docker" "inspect" "5ad1d35f7cb03d601a9ffbff310aae3197342b4e4cf63e5ad68ac529b310d773", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5ad1d35f7cb03d601a9ffbff310aae3197342b4e4cf63e5ad68ac529b310d773", kill_on_drop: false }` [INFO] [stdout] 5ad1d35f7cb03d601a9ffbff310aae3197342b4e4cf63e5ad68ac529b310d773 [INFO] checking drs-0.1.0 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] extracting crate drs 0.1.0 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate drs 0.1.0 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 drs 0.1.0 [INFO] finished tweaking crates.io crate drs 0.1.0 [INFO] tweaked toml for crates.io crate drs 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 454b17e5b619bfef04042ef2a1421bdafb53aae8c425989543aa6a60447c61f6 [INFO] running `Command { std: "docker" "start" "-a" "454b17e5b619bfef04042ef2a1421bdafb53aae8c425989543aa6a60447c61f6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "454b17e5b619bfef04042ef2a1421bdafb53aae8c425989543aa6a60447c61f6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "454b17e5b619bfef04042ef2a1421bdafb53aae8c425989543aa6a60447c61f6", kill_on_drop: false }` [INFO] [stdout] 454b17e5b619bfef04042ef2a1421bdafb53aae8c425989543aa6a60447c61f6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 2e9e27b7e05040bd1f6894cc02ceef791820410a086e5f3567e7d2e159afc9cf [INFO] running `Command { std: "docker" "start" "-a" "2e9e27b7e05040bd1f6894cc02ceef791820410a086e5f3567e7d2e159afc9cf", kill_on_drop: false }` [INFO] [stderr] Checking untrusted v0.7.1 [INFO] [stderr] Checking spin v0.5.2 [INFO] [stderr] Compiling ring v0.16.20 [INFO] [stderr] Checking rustls-pki-types v1.4.1 [INFO] [stderr] Compiling rustls v0.22.3 [INFO] [stderr] Compiling generic-array v0.14.7 [INFO] [stderr] Checking ring v0.17.8 [INFO] [stderr] Compiling httparse v1.8.0 [INFO] [stderr] Checking miniz_oxide v0.7.2 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Compiling thiserror-impl v1.0.58 [INFO] [stderr] Checking zeroize v1.7.0 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking http v0.2.12 [INFO] [stderr] Checking input_buffer v0.4.0 [INFO] [stderr] Checking utf-8 v0.7.6 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking webpki-roots v0.26.1 [INFO] [stderr] Checking sha-1 v0.9.8 [INFO] [stderr] Checking flate2 v1.0.28 [INFO] [stderr] Checking rustls-webpki v0.102.2 [INFO] [stderr] Checking thiserror v1.0.58 [INFO] [stderr] Checking serde v1.0.197 [INFO] [stderr] Checking webpki v0.21.4 [INFO] [stderr] Checking sct v0.6.1 [INFO] [stderr] Checking rustls v0.19.1 [INFO] [stderr] Checking webpki-roots v0.21.1 [INFO] [stderr] Checking tungstenite v0.13.0 [INFO] [stderr] Checking serde_json v1.0.115 [INFO] [stderr] Checking ureq v2.9.6 [INFO] [stderr] Checking drs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `secret` is never read [INFO] [stdout] --> src/client.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 12 | pub struct Client { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 13 | http: Agent, [INFO] [stdout] 14 | secret: String, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Client` 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 `secret` is never read [INFO] [stdout] --> src/client.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 12 | pub struct Client { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 13 | http: Agent, [INFO] [stdout] 14 | secret: String, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Client` 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 7.94s [INFO] running `Command { std: "docker" "inspect" "2e9e27b7e05040bd1f6894cc02ceef791820410a086e5f3567e7d2e159afc9cf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2e9e27b7e05040bd1f6894cc02ceef791820410a086e5f3567e7d2e159afc9cf", kill_on_drop: false }` [INFO] [stdout] 2e9e27b7e05040bd1f6894cc02ceef791820410a086e5f3567e7d2e159afc9cf