[INFO] cloning repository https://github.com/museun/md2 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/museun/md2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmuseun%2Fmd2", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmuseun%2Fmd2'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 908aab10308e70b2b6c6288761ac600b37e60417 [INFO] checking museun/md2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmuseun%2Fmd2" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/museun/md2 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/museun/md2 [INFO] finished tweaking git repo https://github.com/museun/md2 [INFO] tweaked toml for git repo https://github.com/museun/md2 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/museun/md2 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] Downloading crates ... [INFO] [stderr] Downloaded wincolor v1.0.0 [INFO] [stderr] Downloaded lazy_static v1.1.0 [INFO] [stderr] Downloaded byteorder v1.2.4 [INFO] [stderr] Downloaded humantime v1.1.1 [INFO] [stderr] Downloaded termcolor v1.0.1 [INFO] [stderr] Downloaded env_logger v0.5.12 [INFO] [stderr] Downloaded regex v1.0.2 [INFO] [stderr] Downloaded regex-syntax v0.6.2 [INFO] [stderr] Downloaded nom v4.0.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 3c191b941c1637c6bddb77f5ae446ad06245f921fb3a96c0cec35606b0d333f7 [INFO] running `Command { std: "docker" "start" "-a" "3c191b941c1637c6bddb77f5ae446ad06245f921fb3a96c0cec35606b0d333f7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3c191b941c1637c6bddb77f5ae446ad06245f921fb3a96c0cec35606b0d333f7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3c191b941c1637c6bddb77f5ae446ad06245f921fb3a96c0cec35606b0d333f7", kill_on_drop: false }` [INFO] [stdout] 3c191b941c1637c6bddb77f5ae446ad06245f921fb3a96c0cec35606b0d333f7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 68ab1754754a539dcb2a6f5cfadc4c3e4ce287376b7ab1644c6335666b7ad764 [INFO] running `Command { std: "docker" "start" "-a" "68ab1754754a539dcb2a6f5cfadc4c3e4ce287376b7ab1644c6335666b7ad764", kill_on_drop: false }` [INFO] [stderr] Compiling version_check v0.1.4 [INFO] [stderr] Checking libc v0.2.43 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking ucd-util v0.1.1 [INFO] [stderr] Compiling regex v1.0.2 [INFO] [stderr] Checking utf8-ranges v1.0.0 [INFO] [stderr] Checking cfg-if v0.1.4 [INFO] [stderr] Checking humantime v1.1.1 [INFO] [stderr] Checking log v0.4.3 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking regex-syntax v0.6.2 [INFO] [stderr] Checking termcolor v1.0.1 [INFO] [stderr] Checking byteorder v1.2.4 [INFO] [stderr] Compiling lazy_static v1.1.0 [INFO] [stderr] Checking thread_local v0.3.5 [INFO] [stderr] Checking memchr v2.0.1 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking aho-corasick v0.6.6 [INFO] [stderr] Checking nom v4.0.0 [INFO] [stderr] Checking env_logger v0.5.12 [INFO] [stderr] Checking md2 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> src/header.rs:54:30 [INFO] [stdout] | [INFO] [stdout] 54 | const IDENT: int_t = ((('2' as int_t) << 24) [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 57 | + 'I' as int_t); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 54 ~ const IDENT: int_t = (('2' as int_t) << 24) [INFO] [stdout] 55 | + (('P' as int_t) << 16) [INFO] [stdout] 56 | + (('D' as int_t) << 8) [INFO] [stdout] 57 ~ + 'I' as int_t; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `tool_attributes` has been stable since 1.30.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(tool_attributes)] [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> src/header.rs:54:30 [INFO] [stdout] | [INFO] [stdout] 54 | const IDENT: int_t = ((('2' as int_t) << 24) [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 57 | + 'I' as int_t); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 54 ~ const IDENT: int_t = (('2' as int_t) << 24) [INFO] [stdout] 55 | + (('P' as int_t) << 16) [INFO] [stdout] 56 | + (('D' as int_t) << 8) [INFO] [stdout] 57 ~ + 'I' as int_t; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `tool_attributes` has been stable since 1.30.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(tool_attributes)] [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` 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 4.46s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v4.0.0 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3` [INFO] running `Command { std: "docker" "inspect" "68ab1754754a539dcb2a6f5cfadc4c3e4ce287376b7ab1644c6335666b7ad764", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "68ab1754754a539dcb2a6f5cfadc4c3e4ce287376b7ab1644c6335666b7ad764", kill_on_drop: false }` [INFO] [stdout] 68ab1754754a539dcb2a6f5cfadc4c3e4ce287376b7ab1644c6335666b7ad764 [INFO] checking museun/md2 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmuseun%2Fmd2" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/museun/md2 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 git repo https://github.com/museun/md2 [INFO] finished tweaking git repo https://github.com/museun/md2 [INFO] tweaked toml for git repo https://github.com/museun/md2 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/museun/md2 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" "+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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 1a58dc88cd995e9cb001f6e2b2321eeef7ede617d523f64e67b4457e1c83d688 [INFO] running `Command { std: "docker" "start" "-a" "1a58dc88cd995e9cb001f6e2b2321eeef7ede617d523f64e67b4457e1c83d688", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1a58dc88cd995e9cb001f6e2b2321eeef7ede617d523f64e67b4457e1c83d688", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1a58dc88cd995e9cb001f6e2b2321eeef7ede617d523f64e67b4457e1c83d688", kill_on_drop: false }` [INFO] [stdout] 1a58dc88cd995e9cb001f6e2b2321eeef7ede617d523f64e67b4457e1c83d688 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] f4e213d8930355f814fe1176d20d471cafe86a49dd00903375ea6c3cc72a037d [INFO] running `Command { std: "docker" "start" "-a" "f4e213d8930355f814fe1176d20d471cafe86a49dd00903375ea6c3cc72a037d", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.43 [INFO] [stderr] Compiling version_check v0.1.4 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking ucd-util v0.1.1 [INFO] [stderr] Compiling regex v1.0.2 [INFO] [stderr] Checking utf8-ranges v1.0.0 [INFO] [stderr] Checking cfg-if v0.1.4 [INFO] [stderr] Checking humantime v1.1.1 [INFO] [stderr] Checking log v0.4.3 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking termcolor v1.0.1 [INFO] [stderr] Checking regex-syntax v0.6.2 [INFO] [stderr] Checking byteorder v1.2.4 [INFO] [stderr] Compiling lazy_static v1.1.0 [INFO] [stderr] Checking memchr v2.0.1 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking aho-corasick v0.6.6 [INFO] [stderr] Checking nom v4.0.0 [INFO] [stderr] Checking thread_local v0.3.5 [INFO] [stderr] Checking env_logger v0.5.12 [INFO] [stderr] Checking md2 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> src/header.rs:54:30 [INFO] [stdout] | [INFO] [stdout] 54 | const IDENT: int_t = ((('2' as int_t) << 24) [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 57 | + 'I' as int_t); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 54 ~ const IDENT: int_t = (('2' as int_t) << 24) [INFO] [stdout] 55 | + (('P' as int_t) << 16) [INFO] [stdout] 56 | + (('D' as int_t) << 8) [INFO] [stdout] 57 ~ + 'I' as int_t; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `tool_attributes` has been stable since 1.30.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(tool_attributes)] [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> src/header.rs:54:30 [INFO] [stdout] | [INFO] [stdout] 54 | const IDENT: int_t = ((('2' as int_t) << 24) [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 57 | + 'I' as int_t); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 54 ~ const IDENT: int_t = (('2' as int_t) << 24) [INFO] [stdout] 55 | + (('P' as int_t) << 16) [INFO] [stdout] 56 | + (('D' as int_t) << 8) [INFO] [stdout] 57 ~ + 'I' as int_t; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `tool_attributes` has been stable since 1.30.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(tool_attributes)] [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` 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 5.28s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v4.0.0 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "f4e213d8930355f814fe1176d20d471cafe86a49dd00903375ea6c3cc72a037d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f4e213d8930355f814fe1176d20d471cafe86a49dd00903375ea6c3cc72a037d", kill_on_drop: false }` [INFO] [stdout] f4e213d8930355f814fe1176d20d471cafe86a49dd00903375ea6c3cc72a037d