[INFO] cloning repository https://github.com/busarovalex/mp3-meta [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/busarovalex/mp3-meta" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbusarovalex%2Fmp3-meta", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbusarovalex%2Fmp3-meta'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] dc2f9188c6fba277153926f265aebfd61e5a7f37 [INFO] checking busarovalex/mp3-meta against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbusarovalex%2Fmp3-meta" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/busarovalex/mp3-meta 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/busarovalex/mp3-meta [INFO] finished tweaking git repo https://github.com/busarovalex/mp3-meta [INFO] tweaked toml for git repo https://github.com/busarovalex/mp3-meta written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/busarovalex/mp3-meta 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] Updating git repository `https://github.com/jameshurst/rust-id3.git` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded byteorder v1.0.0 [INFO] [stderr] Downloaded miniz-sys v0.1.10 [INFO] [stderr] Downloaded flate2 v0.2.20 [INFO] [stderr] Downloaded atty v0.2.2 [INFO] [stderr] Downloaded term_size v0.3.0 [INFO] [stderr] Downloaded textwrap v0.8.0 [INFO] [stderr] Downloaded derive_builder_core v0.1.7 [INFO] [stderr] Downloaded derive_builder v0.4.7 [INFO] [stderr] Downloaded clap v2.26.2 [INFO] [stderr] Downloaded libc v0.2.31 [INFO] [stderr] Downloaded lazy_static v0.2.9 [INFO] [stderr] Downloaded cc v1.0.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 118bd84dff4b1601f8389569048ba8bf4bb2baa29526dfb4728444d2a4769bc2 [INFO] running `Command { std: "docker" "start" "-a" "118bd84dff4b1601f8389569048ba8bf4bb2baa29526dfb4728444d2a4769bc2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "118bd84dff4b1601f8389569048ba8bf4bb2baa29526dfb4728444d2a4769bc2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "118bd84dff4b1601f8389569048ba8bf4bb2baa29526dfb4728444d2a4769bc2", kill_on_drop: false }` [INFO] [stdout] 118bd84dff4b1601f8389569048ba8bf4bb2baa29526dfb4728444d2a4769bc2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] f45c87a6828743280d45fe503e14c9213eba8d62cad702cd0522d24dc8d6fd61 [INFO] running `Command { std: "docker" "start" "-a" "f45c87a6828743280d45fe503e14c9213eba8d62cad702cd0522d24dc8d6fd61", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.31 [INFO] [stderr] Checking encoding_index_tests v0.1.4 [INFO] [stderr] Compiling cc v1.0.1 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling derive_builder v0.4.7 [INFO] [stderr] Checking lazy_static v0.2.9 [INFO] [stderr] Checking unicode-width v0.1.4 [INFO] [stderr] Checking regex-syntax v0.4.1 [INFO] [stderr] Checking utf8-ranges v1.0.0 [INFO] [stderr] Checking bitflags v0.9.1 [INFO] [stderr] Checking vec_map v0.8.0 [INFO] [stderr] Checking byteorder v1.0.0 [INFO] [stderr] Checking strsim v0.6.0 [INFO] [stderr] Checking ansi_term v0.9.0 [INFO] [stderr] Checking encoding-index-tradchinese v1.20141219.5 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Checking encoding-index-korean v1.20141219.5 [INFO] [stderr] Checking encoding-index-singlebyte v1.20141219.5 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking encoding-index-japanese v1.20141219.5 [INFO] [stderr] Checking encoding-index-simpchinese v1.20141219.5 [INFO] [stderr] Checking thread_local v0.3.4 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Compiling miniz-sys v0.1.10 [INFO] [stderr] Checking encoding v0.2.33 [INFO] [stderr] Checking memchr v1.0.1 [INFO] [stderr] Checking term_size v0.3.0 [INFO] [stderr] Checking atty v0.2.2 [INFO] [stderr] Checking aho-corasick v0.6.3 [INFO] [stderr] Checking textwrap v0.8.0 [INFO] [stderr] Checking clap v2.26.2 [INFO] [stderr] Checking regex v0.2.2 [INFO] [stderr] Compiling derive_builder_core v0.1.7 [INFO] [stderr] Checking flate2 v0.2.20 [INFO] [stderr] Checking id3 v0.2.1 (https://github.com/jameshurst/rust-id3.git?rev=21ebef8706dd5f2b1bf6b05cc87ded3b20d54dcd#21ebef87) [INFO] [stderr] Checking mp3meta v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the feature `iterator_for_each` has been stable since 1.21.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(iterator_for_each)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `iterator_for_each` has been stable since 1.21.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(iterator_for_each)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` 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 4.97s [INFO] running `Command { std: "docker" "inspect" "f45c87a6828743280d45fe503e14c9213eba8d62cad702cd0522d24dc8d6fd61", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f45c87a6828743280d45fe503e14c9213eba8d62cad702cd0522d24dc8d6fd61", kill_on_drop: false }` [INFO] [stdout] f45c87a6828743280d45fe503e14c9213eba8d62cad702cd0522d24dc8d6fd61 [INFO] checking busarovalex/mp3-meta against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbusarovalex%2Fmp3-meta" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/busarovalex/mp3-meta 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/busarovalex/mp3-meta [INFO] finished tweaking git repo https://github.com/busarovalex/mp3-meta [INFO] tweaked toml for git repo https://github.com/busarovalex/mp3-meta written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/busarovalex/mp3-meta 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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 65bb418309e24f4f233dc77d0d5fdc836363efe85ec365d6e1d3d257f03086c9 [INFO] running `Command { std: "docker" "start" "-a" "65bb418309e24f4f233dc77d0d5fdc836363efe85ec365d6e1d3d257f03086c9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "65bb418309e24f4f233dc77d0d5fdc836363efe85ec365d6e1d3d257f03086c9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "65bb418309e24f4f233dc77d0d5fdc836363efe85ec365d6e1d3d257f03086c9", kill_on_drop: false }` [INFO] [stdout] 65bb418309e24f4f233dc77d0d5fdc836363efe85ec365d6e1d3d257f03086c9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 6441c3933a9cf73e23a5211ae4a0267e45efe418d89d20f1a9356ca14ef5ce6b [INFO] running `Command { std: "docker" "start" "-a" "6441c3933a9cf73e23a5211ae4a0267e45efe418d89d20f1a9356ca14ef5ce6b", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.31 [INFO] [stderr] Checking encoding_index_tests v0.1.4 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling cc v1.0.1 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking lazy_static v0.2.9 [INFO] [stderr] Compiling derive_builder v0.4.7 [INFO] [stderr] Checking utf8-ranges v1.0.0 [INFO] [stderr] Checking bitflags v0.9.1 [INFO] [stderr] Checking unicode-width v0.1.4 [INFO] [stderr] Checking regex-syntax v0.4.1 [INFO] [stderr] Checking vec_map v0.8.0 [INFO] [stderr] Checking strsim v0.6.0 [INFO] [stderr] Checking ansi_term v0.9.0 [INFO] [stderr] Checking byteorder v1.0.0 [INFO] [stderr] Checking encoding-index-tradchinese v1.20141219.5 [INFO] [stderr] Checking encoding-index-japanese v1.20141219.5 [INFO] [stderr] Checking encoding-index-simpchinese v1.20141219.5 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking encoding-index-singlebyte v1.20141219.5 [INFO] [stderr] Checking encoding-index-korean v1.20141219.5 [INFO] [stderr] Checking thread_local v0.3.4 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Checking memchr v1.0.1 [INFO] [stderr] Checking term_size v0.3.0 [INFO] [stderr] Checking atty v0.2.2 [INFO] [stderr] Checking aho-corasick v0.6.3 [INFO] [stderr] Checking textwrap v0.8.0 [INFO] [stderr] Checking encoding v0.2.33 [INFO] [stderr] Checking regex v0.2.2 [INFO] [stderr] Checking clap v2.26.2 [INFO] [stderr] Compiling miniz-sys v0.1.10 [INFO] [stderr] Compiling derive_builder_core v0.1.7 [INFO] [stderr] Checking flate2 v0.2.20 [INFO] [stderr] Checking id3 v0.2.1 (https://github.com/jameshurst/rust-id3.git?rev=21ebef8706dd5f2b1bf6b05cc87ded3b20d54dcd#21ebef87) [INFO] [stderr] Checking mp3meta v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the feature `iterator_for_each` has been stable since 1.21.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(iterator_for_each)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `iterator_for_each` has been stable since 1.21.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(iterator_for_each)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` 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 5.29s [INFO] running `Command { std: "docker" "inspect" "6441c3933a9cf73e23a5211ae4a0267e45efe418d89d20f1a9356ca14ef5ce6b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6441c3933a9cf73e23a5211ae4a0267e45efe418d89d20f1a9356ca14ef5ce6b", kill_on_drop: false }` [INFO] [stdout] 6441c3933a9cf73e23a5211ae4a0267e45efe418d89d20f1a9356ca14ef5ce6b