[INFO] fetching crate cmus-status-line 1.1.1... [INFO] checking cmus-status-line-1.1.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate cmus-status-line 1.1.1 into /workspace/builds/worker-5-tc1/source [INFO] validating manifest of crates.io crate cmus-status-line 1.1.1 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 cmus-status-line 1.1.1 [INFO] finished tweaking crates.io crate cmus-status-line 1.1.1 [INFO] tweaked toml for crates.io crate cmus-status-line 1.1.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate crates.io crate cmus-status-line 1.1.1 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] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded ron v0.5.1 [INFO] [stderr] Downloaded htmlescape v0.3.1 [INFO] [stderr] Downloaded failure_derive v0.1.6 [INFO] [stderr] Downloaded constant_time_eq v0.1.4 [INFO] [stderr] Downloaded dirs v2.0.2 [INFO] [stderr] Downloaded arrayref v0.3.5 [INFO] [stderr] Downloaded synstructure v0.12.3 [INFO] [stderr] Downloaded arrayvec v0.5.1 [INFO] [stderr] Downloaded cc v1.0.47 [INFO] [stderr] Downloaded backtrace v0.3.40 [INFO] [stderr] Downloaded syn v1.0.8 [INFO] [stderr] Downloaded failure v0.1.6 [INFO] [stderr] Downloaded backtrace-sys v0.1.32 [INFO] [stderr] Downloaded libc v0.2.65 [INFO] [stderr] Downloaded serde_derive v1.0.102 [INFO] [stderr] Downloaded serde v1.0.102 [INFO] [stderr] Downloaded blake2b_simd v0.5.9 [INFO] [stderr] Downloaded rust-argon2 v0.5.1 [INFO] [stderr] Downloaded redox_users v0.3.1 [INFO] [stderr] Downloaded dirs-sys v0.3.4 [INFO] [stderr] Downloaded proc-macro2 v1.0.6 [INFO] [stderr] Downloaded toml v0.5.5 [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] 1ba1b9ae5e580f1f825b6f3e7a08f5558b932e399c8ddd96b684735fee48f492 [INFO] running `Command { std: "docker" "start" "-a" "1ba1b9ae5e580f1f825b6f3e7a08f5558b932e399c8ddd96b684735fee48f492", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1ba1b9ae5e580f1f825b6f3e7a08f5558b932e399c8ddd96b684735fee48f492", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1ba1b9ae5e580f1f825b6f3e7a08f5558b932e399c8ddd96b684735fee48f492", kill_on_drop: false }` [INFO] [stdout] 1ba1b9ae5e580f1f825b6f3e7a08f5558b932e399c8ddd96b684735fee48f492 [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] a0e2dd8254156aa9b5399482a4252a1cc7f2d928f14b44435137db1c82dcf665 [INFO] running `Command { std: "docker" "start" "-a" "a0e2dd8254156aa9b5399482a4252a1cc7f2d928f14b44435137db1c82dcf665", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.8 [INFO] [stderr] Compiling serde v1.0.102 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking regex-syntax v0.6.12 [INFO] [stderr] Checking htmlescape v0.3.1 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking aho-corasick v0.7.6 [INFO] [stderr] Checking base64 v0.10.1 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking dirs-sys v0.3.4 [INFO] [stderr] Checking dirs v2.0.2 [INFO] [stderr] Checking regex v1.3.1 [INFO] [stderr] Compiling serde_derive v1.0.102 [INFO] [stderr] Checking toml v0.5.5 [INFO] [stderr] Checking ron v0.5.1 [INFO] [stderr] Checking cmus-status-line v1.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `super::CmusPlaybackStatus` [INFO] [stdout] --> src/cmus_status/data/mod.rs:6:13 [INFO] [stdout] | [INFO] [stdout] 6 | pub use super::CmusPlaybackStatus; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `CmusTime`, `Seconds` [INFO] [stdout] --> src/cmus_status/data/mod.rs:7:21 [INFO] [stdout] | [INFO] [stdout] 7 | pub use super::{CmusTime, Seconds}; [INFO] [stdout] | ^^^^^^^^ ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::CmusPlaybackStatus` [INFO] [stdout] --> src/cmus_status/data/mod.rs:6:13 [INFO] [stdout] | [INFO] [stdout] 6 | pub use super::CmusPlaybackStatus; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `CmusTime`, `Seconds` [INFO] [stdout] --> src/cmus_status/data/mod.rs:7:21 [INFO] [stdout] | [INFO] [stdout] 7 | pub use super::{CmusTime, Seconds}; [INFO] [stdout] | ^^^^^^^^ ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `settings` is never read [INFO] [stdout] --> src/cmus_status/data/mod.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 20 | pub struct CmusData { [INFO] [stdout] | -------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 25 | settings: CmusSettings, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `CmusData` 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: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `settings` is never read [INFO] [stdout] --> src/cmus_status/data/mod.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 20 | pub struct CmusData { [INFO] [stdout] | -------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 25 | settings: CmusSettings, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `CmusData` 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: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.68s [INFO] running `Command { std: "docker" "inspect" "a0e2dd8254156aa9b5399482a4252a1cc7f2d928f14b44435137db1c82dcf665", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a0e2dd8254156aa9b5399482a4252a1cc7f2d928f14b44435137db1c82dcf665", kill_on_drop: false }` [INFO] [stdout] a0e2dd8254156aa9b5399482a4252a1cc7f2d928f14b44435137db1c82dcf665 [INFO] checking cmus-status-line-1.1.1 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] extracting crate cmus-status-line 1.1.1 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate cmus-status-line 1.1.1 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 cmus-status-line 1.1.1 [INFO] finished tweaking crates.io crate cmus-status-line 1.1.1 [INFO] tweaked toml for crates.io crate cmus-status-line 1.1.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate crates.io crate cmus-status-line 1.1.1 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] 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] b7256c6a02439d5ab47df3dccd566de9c3be691b8ad2feca01c07aef7c97c8c3 [INFO] running `Command { std: "docker" "start" "-a" "b7256c6a02439d5ab47df3dccd566de9c3be691b8ad2feca01c07aef7c97c8c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b7256c6a02439d5ab47df3dccd566de9c3be691b8ad2feca01c07aef7c97c8c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b7256c6a02439d5ab47df3dccd566de9c3be691b8ad2feca01c07aef7c97c8c3", kill_on_drop: false }` [INFO] [stdout] b7256c6a02439d5ab47df3dccd566de9c3be691b8ad2feca01c07aef7c97c8c3 [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] b7f3fc8dc1af53acc859b2aaa91876b116e5afc350de53730b7aaa51c0e888f4 [INFO] running `Command { std: "docker" "start" "-a" "b7f3fc8dc1af53acc859b2aaa91876b116e5afc350de53730b7aaa51c0e888f4", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.8 [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling serde v1.0.102 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking regex-syntax v0.6.12 [INFO] [stderr] Checking htmlescape v0.3.1 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking aho-corasick v0.7.6 [INFO] [stderr] Checking base64 v0.10.1 [INFO] [stderr] Checking dirs-sys v0.3.4 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking dirs v2.0.2 [INFO] [stderr] Checking regex v1.3.1 [INFO] [stderr] Compiling serde_derive v1.0.102 [INFO] [stderr] Checking toml v0.5.5 [INFO] [stderr] Checking ron v0.5.1 [INFO] [stderr] Checking cmus-status-line v1.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `super::CmusPlaybackStatus` [INFO] [stdout] --> src/cmus_status/data/mod.rs:6:13 [INFO] [stdout] | [INFO] [stdout] 6 | pub use super::CmusPlaybackStatus; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `CmusTime`, `Seconds` [INFO] [stdout] --> src/cmus_status/data/mod.rs:7:21 [INFO] [stdout] | [INFO] [stdout] 7 | pub use super::{CmusTime, Seconds}; [INFO] [stdout] | ^^^^^^^^ ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::CmusPlaybackStatus` [INFO] [stdout] --> src/cmus_status/data/mod.rs:6:13 [INFO] [stdout] | [INFO] [stdout] 6 | pub use super::CmusPlaybackStatus; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `CmusTime`, `Seconds` [INFO] [stdout] --> src/cmus_status/data/mod.rs:7:21 [INFO] [stdout] | [INFO] [stdout] 7 | pub use super::{CmusTime, Seconds}; [INFO] [stdout] | ^^^^^^^^ ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `settings` is never read [INFO] [stdout] --> src/cmus_status/data/mod.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 20 | pub struct CmusData { [INFO] [stdout] | -------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 25 | settings: CmusSettings, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `CmusData` 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: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `settings` is never read [INFO] [stdout] --> src/cmus_status/data/mod.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 20 | pub struct CmusData { [INFO] [stdout] | -------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 25 | settings: CmusSettings, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `CmusData` 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: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.75s [INFO] running `Command { std: "docker" "inspect" "b7f3fc8dc1af53acc859b2aaa91876b116e5afc350de53730b7aaa51c0e888f4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b7f3fc8dc1af53acc859b2aaa91876b116e5afc350de53730b7aaa51c0e888f4", kill_on_drop: false }` [INFO] [stdout] b7f3fc8dc1af53acc859b2aaa91876b116e5afc350de53730b7aaa51c0e888f4