[INFO] cloning repository https://github.com/rainy-me/emo [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rainy-me/emo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frainy-me%2Femo", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frainy-me%2Femo'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e9acdf6e1e05b667933511b86b5d57332f79a20d [INFO] checking rainy-me/emo against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frainy-me%2Femo" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/rainy-me/emo 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/rainy-me/emo [INFO] finished tweaking git repo https://github.com/rainy-me/emo [INFO] tweaked toml for git repo https://github.com/rainy-me/emo written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/rainy-me/emo 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] Downloading crates ... [INFO] [stderr] Downloaded backtrace v0.3.42 [INFO] [stderr] Downloaded tui v0.8.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 77da77a35eec3cc5fd5361a39ab21b6ef642a307413170e74cfb623164335f57 [INFO] running `Command { std: "docker" "start" "-a" "77da77a35eec3cc5fd5361a39ab21b6ef642a307413170e74cfb623164335f57", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "77da77a35eec3cc5fd5361a39ab21b6ef642a307413170e74cfb623164335f57", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "77da77a35eec3cc5fd5361a39ab21b6ef642a307413170e74cfb623164335f57", kill_on_drop: false }` [INFO] [stdout] 77da77a35eec3cc5fd5361a39ab21b6ef642a307413170e74cfb623164335f57 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 9542aa0667eeead098ebc1f119d19531edb85e0c801f5bbce54c0a7e85c6b433 [INFO] running `Command { std: "docker" "start" "-a" "9542aa0667eeead098ebc1f119d19531edb85e0c801f5bbce54c0a7e85c6b433", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling proc-macro2 v1.0.8 [INFO] [stderr] Compiling syn v1.0.14 [INFO] [stderr] Compiling cc v1.0.50 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling memchr v2.3.0 [INFO] [stderr] Compiling failure_derive v0.1.6 [INFO] [stderr] Checking ppv-lite86 v0.2.6 [INFO] [stderr] Checking rustc-demangle v0.1.16 [INFO] [stderr] Checking numtoa v0.1.0 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Checking cassowary v0.3.0 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking regex-syntax v0.6.13 [INFO] [stderr] Checking unicode-segmentation v1.6.0 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Checking c2-chacha v0.2.3 [INFO] [stderr] Checking aho-corasick v0.7.6 [INFO] [stderr] Compiling backtrace-sys v0.1.32 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking termion v1.5.5 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking tui v0.8.0 [INFO] [stderr] Checking regex v1.3.3 [INFO] [stderr] Checking backtrace v0.3.42 [INFO] [stderr] Compiling synstructure v0.12.3 [INFO] [stderr] Checking failure v0.1.6 [INFO] [stderr] Checking emo v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/emoji/build.rs:15:7 [INFO] [stdout] | [INFO] [stdout] 14 | (emoji, name) => format!("{}|{}\n", emoji, name), [INFO] [stdout] | ------------- matches any value [INFO] [stdout] 15 | _ => "".to_string(), [INFO] [stdout] | ^ unreachable pattern [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/emoji/build.rs:15:7 [INFO] [stdout] | [INFO] [stdout] 14 | (emoji, name) => format!("{}|{}\n", emoji, name), [INFO] [stdout] | ------------- matches any value [INFO] [stdout] 15 | _ => "".to_string(), [INFO] [stdout] | ^ unreachable pattern [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` 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] [stdout] warning: fields `input_handle`, `ignore_exit_key`, and `tick_handle` are never read [INFO] [stdout] --> src/util/event.rs:22:3 [INFO] [stdout] | [INFO] [stdout] 20 | pub struct Events { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 21 | rx: mpsc::Receiver>, [INFO] [stdout] 22 | input_handle: thread::JoinHandle<()>, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 23 | ignore_exit_key: Arc, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] 24 | tick_handle: thread::JoinHandle<()>, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `input_handle`, `ignore_exit_key`, and `tick_handle` are never read [INFO] [stdout] --> src/util/event.rs:22:3 [INFO] [stdout] | [INFO] [stdout] 20 | pub struct Events { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 21 | rx: mpsc::Receiver>, [INFO] [stdout] 22 | input_handle: thread::JoinHandle<()>, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 23 | ignore_exit_key: Arc, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] 24 | tick_handle: thread::JoinHandle<()>, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.44s [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "9542aa0667eeead098ebc1f119d19531edb85e0c801f5bbce54c0a7e85c6b433", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9542aa0667eeead098ebc1f119d19531edb85e0c801f5bbce54c0a7e85c6b433", kill_on_drop: false }` [INFO] [stdout] 9542aa0667eeead098ebc1f119d19531edb85e0c801f5bbce54c0a7e85c6b433 [INFO] checking rainy-me/emo against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frainy-me%2Femo" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/rainy-me/emo 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/rainy-me/emo [INFO] finished tweaking git repo https://github.com/rainy-me/emo [INFO] tweaked toml for git repo https://github.com/rainy-me/emo written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/rainy-me/emo 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 7216161b5d87e207f4517c7029e87b866e308072704aae74f07f36ce4eba787d [INFO] running `Command { std: "docker" "start" "-a" "7216161b5d87e207f4517c7029e87b866e308072704aae74f07f36ce4eba787d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7216161b5d87e207f4517c7029e87b866e308072704aae74f07f36ce4eba787d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7216161b5d87e207f4517c7029e87b866e308072704aae74f07f36ce4eba787d", kill_on_drop: false }` [INFO] [stdout] 7216161b5d87e207f4517c7029e87b866e308072704aae74f07f36ce4eba787d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 7e6d4da0d5057619dc2012536d05907ccbaae14a7b134ad18866e0404ef0112c [INFO] running `Command { std: "docker" "start" "-a" "7e6d4da0d5057619dc2012536d05907ccbaae14a7b134ad18866e0404ef0112c", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling proc-macro2 v1.0.8 [INFO] [stderr] Compiling cc v1.0.50 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling syn v1.0.14 [INFO] [stderr] Compiling memchr v2.3.0 [INFO] [stderr] Compiling failure_derive v0.1.6 [INFO] [stderr] Checking ppv-lite86 v0.2.6 [INFO] [stderr] Checking numtoa v0.1.0 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Checking rustc-demangle v0.1.16 [INFO] [stderr] Checking cassowary v0.3.0 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking unicode-segmentation v1.6.0 [INFO] [stderr] Checking regex-syntax v0.6.13 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Checking c2-chacha v0.2.3 [INFO] [stderr] Checking aho-corasick v0.7.6 [INFO] [stderr] Compiling backtrace-sys v0.1.32 [INFO] [stderr] Checking termion v1.5.5 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking tui v0.8.0 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking backtrace v0.3.42 [INFO] [stderr] Checking regex v1.3.3 [INFO] [stderr] Compiling synstructure v0.12.3 [INFO] [stderr] Checking failure v0.1.6 [INFO] [stderr] Checking emo v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/emoji/build.rs:15:7 [INFO] [stdout] | [INFO] [stdout] 14 | (emoji, name) => format!("{}|{}\n", emoji, name), [INFO] [stdout] | ------------- matches any value [INFO] [stdout] 15 | _ => "".to_string(), [INFO] [stdout] | ^ unreachable pattern [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/emoji/build.rs:15:7 [INFO] [stdout] | [INFO] [stdout] 14 | (emoji, name) => format!("{}|{}\n", emoji, name), [INFO] [stdout] | ------------- matches any value [INFO] [stdout] 15 | _ => "".to_string(), [INFO] [stdout] | ^ unreachable pattern [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` 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] [stdout] warning: fields `input_handle`, `ignore_exit_key`, and `tick_handle` are never read [INFO] [stdout] --> src/util/event.rs:22:3 [INFO] [stdout] | [INFO] [stdout] 20 | pub struct Events { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 21 | rx: mpsc::Receiver>, [INFO] [stdout] 22 | input_handle: thread::JoinHandle<()>, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 23 | ignore_exit_key: Arc, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] 24 | tick_handle: thread::JoinHandle<()>, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `input_handle`, `ignore_exit_key`, and `tick_handle` are never read [INFO] [stdout] --> src/util/event.rs:22:3 [INFO] [stdout] | [INFO] [stdout] 20 | pub struct Events { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 21 | rx: mpsc::Receiver>, [INFO] [stdout] 22 | input_handle: thread::JoinHandle<()>, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 23 | ignore_exit_key: Arc, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] 24 | tick_handle: thread::JoinHandle<()>, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.43s [INFO] running `Command { std: "docker" "inspect" "7e6d4da0d5057619dc2012536d05907ccbaae14a7b134ad18866e0404ef0112c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7e6d4da0d5057619dc2012536d05907ccbaae14a7b134ad18866e0404ef0112c", kill_on_drop: false }` [INFO] [stdout] 7e6d4da0d5057619dc2012536d05907ccbaae14a7b134ad18866e0404ef0112c