[INFO] fetching crate precord-core 0.7.11... [INFO] checking precord-core-0.7.11 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate precord-core 0.7.11 into /workspace/builds/worker-6-tc1/source [INFO] validating manifest of crates.io crate precord-core 0.7.11 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 precord-core 0.7.11 [INFO] finished tweaking crates.io crate precord-core 0.7.11 [INFO] tweaked toml for crates.io crate precord-core 0.7.11 written to /workspace/builds/worker-6-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 129 packages [INFO] [stderr] Adding base64 v0.21.7 (latest: v0.22.0) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding four-char-code v0.0.5 (latest: v2.2.0) [INFO] [stderr] Adding four-char-code-macros-impl v0.0.2 (latest: v1.0.0) [INFO] [stderr] Adding libloading v0.7.4 (latest: v0.8.3) [INFO] [stderr] Adding mach v0.1.2 (latest: v0.3.2) [INFO] [stderr] Adding memoffset v0.8.0 (latest: v0.9.1) [INFO] [stderr] Adding num-derive v0.3.3 (latest: v0.4.2) [INFO] [stderr] Adding proc-macro2 v0.4.30 (latest: v1.0.79) [INFO] [stderr] Adding quote v0.6.13 (latest: v1.0.35) [INFO] [stderr] Adding syn v0.15.44 (latest: v2.0.58) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] [stderr] Adding sysinfo v0.26.9 (latest: v0.30.8) [INFO] [stderr] Adding unicode-xid v0.1.0 (latest: v0.2.4) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] [stderr] Adding windows v0.44.0 (latest: v0.54.0) [INFO] [stderr] Adding windows-core v0.52.0 (latest: v0.55.0) [INFO] [stderr] Adding windows-targets v0.42.2 (latest: v0.52.4) [INFO] [stderr] Adding windows_aarch64_gnullvm v0.42.2 (latest: v0.52.4) [INFO] [stderr] Adding windows_aarch64_msvc v0.42.2 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_gnu v0.42.2 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_msvc v0.42.2 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_gnu v0.42.2 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_gnullvm v0.42.2 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_msvc v0.42.2 (latest: v0.52.4) [INFO] [stderr] Adding wmi v0.11.5 (latest: v0.13.3) [INFO] [stderr] Adding zerocopy v0.6.6 (latest: v0.7.32) [INFO] [stderr] Adding zerocopy-derive v0.6.6 (latest: v0.7.32) [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 four-char-code-macros-impl v0.0.2 [INFO] [stderr] Downloaded four-char-code v0.0.5 [INFO] [stderr] Downloaded com_macros v0.6.0 [INFO] [stderr] Downloaded com_macros_support v0.6.0 [INFO] [stderr] Downloaded smc v0.2.4 [INFO] [stderr] Downloaded com v0.6.0 [INFO] [stderr] Downloaded wmi v0.11.5 [INFO] [stderr] Downloaded zerocopy v0.6.6 [INFO] [stderr] Downloaded ferrisetw v1.1.0 [INFO] [stderr] Downloaded mach2 v0.4.2 [INFO] [stderr] Downloaded sysinfo v0.26.9 [INFO] [stderr] Downloaded zerocopy-derive v0.6.6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 39ca5f5b4288cdca1c28274db87b2d75416ca8d1c770406c507c649d90dee83f [INFO] running `Command { std: "docker" "start" "-a" "39ca5f5b4288cdca1c28274db87b2d75416ca8d1c770406c507c649d90dee83f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "39ca5f5b4288cdca1c28274db87b2d75416ca8d1c770406c507c649d90dee83f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "39ca5f5b4288cdca1c28274db87b2d75416ca8d1c770406c507c649d90dee83f", kill_on_drop: false }` [INFO] [stdout] 39ca5f5b4288cdca1c28274db87b2d75416ca8d1c770406c507c649d90dee83f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 38dcec549e57b6dc8de322c8db19d680ca4daef433254fbb4c123d3ca4dc7c77 [INFO] running `Command { std: "docker" "start" "-a" "38dcec549e57b6dc8de322c8db19d680ca4daef433254fbb4c123d3ca4dc7c77", kill_on_drop: false }` [INFO] [stderr] Checking either v1.10.0 [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking sysinfo v0.26.9 [INFO] [stderr] Checking precord-core v0.7.11 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `pids` [INFO] [stdout] --> src/system.rs:38:9 [INFO] [stdout] | [INFO] [stdout] 38 | pids: T, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_pids` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `pids` [INFO] [stdout] --> src/system.rs:38:9 [INFO] [stdout] | [INFO] [stdout] 38 | pids: T, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_pids` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `features` is never read [INFO] [stdout] --> src/system.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 11 | pub struct System { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 14 | features: Features, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `features` is never read [INFO] [stdout] --> src/system.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 11 | pub struct System { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 14 | features: Features, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [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 4.44s [INFO] running `Command { std: "docker" "inspect" "38dcec549e57b6dc8de322c8db19d680ca4daef433254fbb4c123d3ca4dc7c77", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "38dcec549e57b6dc8de322c8db19d680ca4daef433254fbb4c123d3ca4dc7c77", kill_on_drop: false }` [INFO] [stdout] 38dcec549e57b6dc8de322c8db19d680ca4daef433254fbb4c123d3ca4dc7c77 [INFO] checking precord-core-0.7.11 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] extracting crate precord-core 0.7.11 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate precord-core 0.7.11 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 precord-core 0.7.11 [INFO] finished tweaking crates.io crate precord-core 0.7.11 [INFO] tweaked toml for crates.io crate precord-core 0.7.11 written to /workspace/builds/worker-6-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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 90ad8d80722444c8a39b424a23965d3c52d04e9039f3493f69bb70b64ab551ee [INFO] running `Command { std: "docker" "start" "-a" "90ad8d80722444c8a39b424a23965d3c52d04e9039f3493f69bb70b64ab551ee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "90ad8d80722444c8a39b424a23965d3c52d04e9039f3493f69bb70b64ab551ee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "90ad8d80722444c8a39b424a23965d3c52d04e9039f3493f69bb70b64ab551ee", kill_on_drop: false }` [INFO] [stdout] 90ad8d80722444c8a39b424a23965d3c52d04e9039f3493f69bb70b64ab551ee [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 4d910a77a313aec0e02708cbc290ae644ae6e7d6d356213e18a0969d15293e61 [INFO] running `Command { std: "docker" "start" "-a" "4d910a77a313aec0e02708cbc290ae644ae6e7d6d356213e18a0969d15293e61", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Checking either v1.10.0 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking sysinfo v0.26.9 [INFO] [stderr] Checking precord-core v0.7.11 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `pids` [INFO] [stdout] --> src/system.rs:38:9 [INFO] [stdout] | [INFO] [stdout] 38 | pids: T, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_pids` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `pids` [INFO] [stdout] --> src/system.rs:38:9 [INFO] [stdout] | [INFO] [stdout] 38 | pids: T, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_pids` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `features` is never read [INFO] [stdout] --> src/system.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 11 | pub struct System { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 14 | features: Features, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `features` is never read [INFO] [stdout] --> src/system.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 11 | pub struct System { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 14 | features: Features, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [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 4.36s [INFO] running `Command { std: "docker" "inspect" "4d910a77a313aec0e02708cbc290ae644ae6e7d6d356213e18a0969d15293e61", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4d910a77a313aec0e02708cbc290ae644ae6e7d6d356213e18a0969d15293e61", kill_on_drop: false }` [INFO] [stdout] 4d910a77a313aec0e02708cbc290ae644ae6e7d6d356213e18a0969d15293e61