[INFO] fetching crate libcramjam 0.1.1... [INFO] checking libcramjam-0.1.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate libcramjam 0.1.1 into /workspace/builds/worker-7-tc1/source [INFO] validating manifest of crates.io crate libcramjam 0.1.1 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 libcramjam 0.1.1 [INFO] finished tweaking crates.io crate libcramjam 0.1.1 [INFO] tweaked toml for crates.io crate libcramjam 0.1.1 written to /workspace/builds/worker-7-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 98 packages [INFO] [stderr] Adding assert_cmd v1.0.8 (latest: v2.0.14) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding brotli v3.5.0 (latest: v4.0.0) [INFO] [stderr] Adding brotli-decompressor v2.5.1 (latest: v3.0.0) [INFO] [stderr] Adding bstr v0.2.17 (latest: v1.9.1) [INFO] [stderr] Adding cbindgen v0.24.5 (latest: v0.26.0) [INFO] [stderr] Adding clap v3.2.25 (latest: v4.5.4) [INFO] [stderr] Adding clap_lex v0.2.4 (latest: v0.7.0) [INFO] [stderr] Adding hashbrown v0.12.3 (latest: v0.14.3) [INFO] [stderr] Adding heck v0.4.1 (latest: v0.5.0) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.3.9) [INFO] [stderr] Adding indexmap v1.9.3 (latest: v2.2.6) [INFO] [stderr] Adding itertools v0.10.5 (latest: v0.12.1) [INFO] [stderr] Adding linux-raw-sys v0.4.13 (latest: v0.6.4) [INFO] [stderr] Adding os_str_bytes v6.6.1 (latest: v7.0.0) [INFO] [stderr] Adding predicates v2.1.5 (latest: v3.1.0) [INFO] [stderr] Adding regex-automata v0.1.10 (latest: v0.4.6) [INFO] [stderr] Adding rustc_version v0.3.3 (latest: v0.4.0) [INFO] [stderr] Adding semver v0.11.0 (latest: v1.0.22) [INFO] [stderr] Adding strsim v0.10.0 (latest: v0.11.1) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] [stderr] Adding target-lexicon v0.11.2 (latest: v0.12.14) [INFO] [stderr] Adding toml v0.5.11 (latest: v0.8.12) [INFO] [stderr] Adding zstd v0.11.2+zstd.1.5.2 (latest: v0.13.1) [INFO] [stderr] Adding zstd-safe v5.0.2+zstd.1.5.2 (latest: v7.1.0) [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] warning: version requirement `0.11.1+zstd.1.5.2` for dependency `zstd` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded cbindgen v0.24.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 0ebe681c9426e91fc2662d5796ab4c394e8d58c672e3d8e0f0f0251e98066763 [INFO] running `Command { std: "docker" "start" "-a" "0ebe681c9426e91fc2662d5796ab4c394e8d58c672e3d8e0f0f0251e98066763", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0ebe681c9426e91fc2662d5796ab4c394e8d58c672e3d8e0f0f0251e98066763", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0ebe681c9426e91fc2662d5796ab4c394e8d58c672e3d8e0f0f0251e98066763", kill_on_drop: false }` [INFO] [stdout] 0ebe681c9426e91fc2662d5796ab4c394e8d58c672e3d8e0f0f0251e98066763 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] fdca56a723ce68ad91fb51e290648f877338e928155a2402cab70fc342ab7eb5 [INFO] running `Command { std: "docker" "start" "-a" "fdca56a723ce68ad91fb51e290648f877338e928155a2402cab70fc342ab7eb5", kill_on_drop: false }` [INFO] [stderr] warning: version requirement `0.11.1+zstd.1.5.2` for dependency `zstd` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling proc-macro2 v1.0.79 [INFO] [stderr] Compiling memchr v2.7.2 [INFO] [stderr] Compiling zstd-safe v5.0.2+zstd.1.5.2 [INFO] [stderr] Checking alloc-no-stdlib v2.0.4 [INFO] [stderr] Checking predicates-core v1.0.6 [INFO] [stderr] Compiling thiserror v1.0.58 [INFO] [stderr] Compiling crc32fast v1.4.0 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Checking difflib v0.4.0 [INFO] [stderr] Compiling snap v1.1.1 [INFO] [stderr] Checking normalize-line-endings v0.3.0 [INFO] [stderr] Checking termtree v0.4.1 [INFO] [stderr] Checking float-cmp v0.9.0 [INFO] [stderr] Compiling target-lexicon v0.11.2 [INFO] [stderr] Checking bstr v0.2.17 [INFO] [stderr] Checking alloc-stdlib v0.2.2 [INFO] [stderr] Checking predicates-tree v1.0.9 [INFO] [stderr] Checking miniz_oxide v0.7.2 [INFO] [stderr] Checking predicates v2.1.5 [INFO] [stderr] Checking brotli-decompressor v2.5.1 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking flate2 v1.0.28 [INFO] [stderr] Checking brotli v3.5.0 [INFO] [stderr] Checking wait-timeout v0.2.0 [INFO] [stderr] Checking jobserver v0.1.28 [INFO] [stderr] Checking assert_cmd v1.0.8 [INFO] [stderr] Checking cc v1.0.90 [INFO] [stderr] Compiling zstd-sys v2.0.10+zstd.1.5.6 [INFO] [stderr] Compiling bzip2-sys v0.1.11+1.0.8 [INFO] [stderr] Compiling lz4-sys v1.9.4 [INFO] [stderr] Compiling thiserror-impl v1.0.58 [INFO] [stderr] Compiling pest v2.7.9 [INFO] [stderr] Checking bzip2 v0.4.4 [INFO] [stderr] Compiling semver-parser v0.10.2 [INFO] [stderr] Compiling semver v0.11.0 [INFO] [stderr] Compiling rustc_version v0.3.3 [INFO] [stderr] Compiling inline-c-macro v0.1.5 [INFO] [stderr] Compiling inline-c v0.1.7 [INFO] [stderr] Checking zstd v0.11.2+zstd.1.5.2 [INFO] [stderr] Checking lz4 v1.24.0 [INFO] [stderr] Checking libcramjam v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Write` is imported redundantly [INFO] [stdout] --> src/brotli.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::io::Write; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 9 | use std::io::prelude::*; [INFO] [stdout] | ------------------- the item `Write` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Write` is imported redundantly [INFO] [stdout] --> src/brotli.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::io::Write; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 9 | use std::io::prelude::*; [INFO] [stdout] | ------------------- the item `Write` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` 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 19.15s [INFO] running `Command { std: "docker" "inspect" "fdca56a723ce68ad91fb51e290648f877338e928155a2402cab70fc342ab7eb5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fdca56a723ce68ad91fb51e290648f877338e928155a2402cab70fc342ab7eb5", kill_on_drop: false }` [INFO] [stdout] fdca56a723ce68ad91fb51e290648f877338e928155a2402cab70fc342ab7eb5 [INFO] checking libcramjam-0.1.1 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] extracting crate libcramjam 0.1.1 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate libcramjam 0.1.1 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 libcramjam 0.1.1 [INFO] finished tweaking crates.io crate libcramjam 0.1.1 [INFO] tweaked toml for crates.io crate libcramjam 0.1.1 written to /workspace/builds/worker-7-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] Blocking waiting for file lock on package cache [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] warning: version requirement `0.11.1+zstd.1.5.2` for dependency `zstd` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 4e656a124a068936106710b5d4251d432719f4d6880407460b74b2d6b1585d50 [INFO] running `Command { std: "docker" "start" "-a" "4e656a124a068936106710b5d4251d432719f4d6880407460b74b2d6b1585d50", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4e656a124a068936106710b5d4251d432719f4d6880407460b74b2d6b1585d50", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4e656a124a068936106710b5d4251d432719f4d6880407460b74b2d6b1585d50", kill_on_drop: false }` [INFO] [stdout] 4e656a124a068936106710b5d4251d432719f4d6880407460b74b2d6b1585d50 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 82e84aa989201448ad4f79f5b5e8ad9fa4483c3543d2fea72b2979ac2e26e86c [INFO] running `Command { std: "docker" "start" "-a" "82e84aa989201448ad4f79f5b5e8ad9fa4483c3543d2fea72b2979ac2e26e86c", kill_on_drop: false }` [INFO] [stderr] warning: version requirement `0.11.1+zstd.1.5.2` for dependency `zstd` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling proc-macro2 v1.0.79 [INFO] [stderr] Compiling memchr v2.7.2 [INFO] [stderr] Compiling crc32fast v1.4.0 [INFO] [stderr] Checking predicates-core v1.0.6 [INFO] [stderr] Compiling zstd-safe v5.0.2+zstd.1.5.2 [INFO] [stderr] Checking alloc-no-stdlib v2.0.4 [INFO] [stderr] Compiling thiserror v1.0.58 [INFO] [stderr] Compiling snap v1.1.1 [INFO] [stderr] Checking normalize-line-endings v0.3.0 [INFO] [stderr] Checking termtree v0.4.1 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Checking float-cmp v0.9.0 [INFO] [stderr] Compiling target-lexicon v0.11.2 [INFO] [stderr] Checking difflib v0.4.0 [INFO] [stderr] Checking bstr v0.2.17 [INFO] [stderr] Checking alloc-stdlib v0.2.2 [INFO] [stderr] Checking miniz_oxide v0.7.2 [INFO] [stderr] Checking predicates v2.1.5 [INFO] [stderr] Checking predicates-tree v1.0.9 [INFO] [stderr] Checking brotli-decompressor v2.5.1 [INFO] [stderr] Checking flate2 v1.0.28 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Checking brotli v3.5.0 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking jobserver v0.1.28 [INFO] [stderr] Checking wait-timeout v0.2.0 [INFO] [stderr] Checking assert_cmd v1.0.8 [INFO] [stderr] Checking cc v1.0.90 [INFO] [stderr] Compiling zstd-sys v2.0.10+zstd.1.5.6 [INFO] [stderr] Compiling lz4-sys v1.9.4 [INFO] [stderr] Compiling bzip2-sys v0.1.11+1.0.8 [INFO] [stderr] Compiling thiserror-impl v1.0.58 [INFO] [stderr] Checking bzip2 v0.4.4 [INFO] [stderr] Compiling pest v2.7.9 [INFO] [stderr] Compiling semver-parser v0.10.2 [INFO] [stderr] Compiling semver v0.11.0 [INFO] [stderr] Compiling rustc_version v0.3.3 [INFO] [stderr] Compiling inline-c-macro v0.1.5 [INFO] [stderr] Compiling inline-c v0.1.7 [INFO] [stderr] Checking zstd v0.11.2+zstd.1.5.2 [INFO] [stderr] Checking lz4 v1.24.0 [INFO] [stderr] Checking libcramjam v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Write` is imported redundantly [INFO] [stdout] --> src/brotli.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::io::Write; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 9 | use std::io::prelude::*; [INFO] [stdout] | ------------------- the item `Write` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Write` is imported redundantly [INFO] [stdout] --> src/brotli.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::io::Write; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 9 | use std::io::prelude::*; [INFO] [stdout] | ------------------- the item `Write` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` 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 14.12s [INFO] running `Command { std: "docker" "inspect" "82e84aa989201448ad4f79f5b5e8ad9fa4483c3543d2fea72b2979ac2e26e86c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "82e84aa989201448ad4f79f5b5e8ad9fa4483c3543d2fea72b2979ac2e26e86c", kill_on_drop: false }` [INFO] [stdout] 82e84aa989201448ad4f79f5b5e8ad9fa4483c3543d2fea72b2979ac2e26e86c