[INFO] fetching crate tellmewhy 0.1.0... [INFO] checking tellmewhy-0.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate tellmewhy 0.1.0 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate tellmewhy 0.1.0 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 tellmewhy 0.1.0 [INFO] finished tweaking crates.io crate tellmewhy 0.1.0 [INFO] tweaked toml for crates.io crate tellmewhy 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate crates.io crate tellmewhy 0.1.0 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] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded unicode-ident v1.0.8 [INFO] [stderr] Downloaded quote v1.0.26 [INFO] [stderr] Downloaded proc-macro2 v1.0.56 [INFO] [stderr] Downloaded anyhow v1.0.70 [INFO] [stderr] Downloaded crossterm v0.26.1 [INFO] [stderr] Downloaded libc v0.2.141 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] a6c44d59a9b319e4f93d3f269056203d36afb18f7e24c7446e66b3143632394b [INFO] running `Command { std: "docker" "start" "-a" "a6c44d59a9b319e4f93d3f269056203d36afb18f7e24c7446e66b3143632394b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a6c44d59a9b319e4f93d3f269056203d36afb18f7e24c7446e66b3143632394b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a6c44d59a9b319e4f93d3f269056203d36afb18f7e24c7446e66b3143632394b", kill_on_drop: false }` [INFO] [stdout] a6c44d59a9b319e4f93d3f269056203d36afb18f7e24c7446e66b3143632394b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 37a10a0c3fc419f902c1339635d57c7e3ed0f9691402a5b081c158eff3ae13b8 [INFO] running `Command { std: "docker" "start" "-a" "37a10a0c3fc419f902c1339635d57c7e3ed0f9691402a5b081c158eff3ae13b8", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.141 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling lock_api v0.4.9 [INFO] [stderr] Compiling parking_lot_core v0.9.7 [INFO] [stderr] Compiling signal-hook v0.3.15 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking smallvec v1.10.0 [INFO] [stderr] Compiling anyhow v1.0.70 [INFO] [stderr] Checking unicode-width v0.1.10 [INFO] [stderr] Checking diff v0.1.13 [INFO] [stderr] Checking yansi v0.5.1 [INFO] [stderr] Checking pretty_assertions v1.3.0 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking mio v0.8.6 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking signal-hook-mio v0.2.3 [INFO] [stderr] Checking crossterm v0.26.1 [INFO] [stderr] Checking tellmewhy v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Result` is imported redundantly [INFO] [stdout] --> src/types/string.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use anyhow::Result; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 7 | use crate::*; [INFO] [stdout] | -------- the item `Result` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `event` is imported redundantly [INFO] [stdout] --> src/types/string.rs:4:25 [INFO] [stdout] | [INFO] [stdout] 4 | use crossterm::{cursor, event, execute, style}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 7 | use crate::*; [INFO] [stdout] | -------- the item `event` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/types/string.rs:119:43 [INFO] [stdout] | [INFO] [stdout] 119 | Some(i) => Ok(Message::Result((i))), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 119 - Some(i) => Ok(Message::Result((i))), [INFO] [stdout] 119 + Some(i) => Ok(Message::Result(i)), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Result` is imported redundantly [INFO] [stdout] --> src/types/string.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use anyhow::Result; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 7 | use crate::*; [INFO] [stdout] | -------- the item `Result` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `event` is imported redundantly [INFO] [stdout] --> src/types/string.rs:4:25 [INFO] [stdout] | [INFO] [stdout] 4 | use crossterm::{cursor, event, execute, style}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 7 | use crate::*; [INFO] [stdout] | -------- the item `event` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/types/string.rs:119:43 [INFO] [stdout] | [INFO] [stdout] 119 | Some(i) => Ok(Message::Result((i))), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 119 - Some(i) => Ok(Message::Result((i))), [INFO] [stdout] 119 + Some(i) => Ok(Message::Result(i)), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.88s [INFO] running `Command { std: "docker" "inspect" "37a10a0c3fc419f902c1339635d57c7e3ed0f9691402a5b081c158eff3ae13b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "37a10a0c3fc419f902c1339635d57c7e3ed0f9691402a5b081c158eff3ae13b8", kill_on_drop: false }` [INFO] [stdout] 37a10a0c3fc419f902c1339635d57c7e3ed0f9691402a5b081c158eff3ae13b8 [INFO] checking tellmewhy-0.1.0 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] extracting crate tellmewhy 0.1.0 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate tellmewhy 0.1.0 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 tellmewhy 0.1.0 [INFO] finished tweaking crates.io crate tellmewhy 0.1.0 [INFO] tweaked toml for crates.io crate tellmewhy 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate crates.io crate tellmewhy 0.1.0 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 1c19c406ffde9703bae19a443d9f83a25ff88f28e75d61cea36c7c579be7bb68 [INFO] running `Command { std: "docker" "start" "-a" "1c19c406ffde9703bae19a443d9f83a25ff88f28e75d61cea36c7c579be7bb68", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1c19c406ffde9703bae19a443d9f83a25ff88f28e75d61cea36c7c579be7bb68", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1c19c406ffde9703bae19a443d9f83a25ff88f28e75d61cea36c7c579be7bb68", kill_on_drop: false }` [INFO] [stdout] 1c19c406ffde9703bae19a443d9f83a25ff88f28e75d61cea36c7c579be7bb68 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 0af7e1016379d66c39514bfe259833068e747a466c5aea301b38c87c5a7f434e [INFO] running `Command { std: "docker" "start" "-a" "0af7e1016379d66c39514bfe259833068e747a466c5aea301b38c87c5a7f434e", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.141 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling signal-hook v0.3.15 [INFO] [stderr] Compiling parking_lot_core v0.9.7 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking smallvec v1.10.0 [INFO] [stderr] Compiling anyhow v1.0.70 [INFO] [stderr] Checking unicode-width v0.1.10 [INFO] [stderr] Checking yansi v0.5.1 [INFO] [stderr] Checking diff v0.1.13 [INFO] [stderr] Compiling lock_api v0.4.9 [INFO] [stderr] Checking pretty_assertions v1.3.0 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking mio v0.8.6 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking signal-hook-mio v0.2.3 [INFO] [stderr] Checking crossterm v0.26.1 [INFO] [stderr] Checking tellmewhy v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Result` is imported redundantly [INFO] [stdout] --> src/types/string.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use anyhow::Result; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 7 | use crate::*; [INFO] [stdout] | -------- the item `Result` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `event` is imported redundantly [INFO] [stdout] --> src/types/string.rs:4:25 [INFO] [stdout] | [INFO] [stdout] 4 | use crossterm::{cursor, event, execute, style}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 7 | use crate::*; [INFO] [stdout] | -------- the item `event` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/types/string.rs:119:43 [INFO] [stdout] | [INFO] [stdout] 119 | Some(i) => Ok(Message::Result((i))), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 119 - Some(i) => Ok(Message::Result((i))), [INFO] [stdout] 119 + Some(i) => Ok(Message::Result(i)), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Result` is imported redundantly [INFO] [stdout] --> src/types/string.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use anyhow::Result; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 7 | use crate::*; [INFO] [stdout] | -------- the item `Result` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `event` is imported redundantly [INFO] [stdout] --> src/types/string.rs:4:25 [INFO] [stdout] | [INFO] [stdout] 4 | use crossterm::{cursor, event, execute, style}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 7 | use crate::*; [INFO] [stdout] | -------- the item `event` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/types/string.rs:119:43 [INFO] [stdout] | [INFO] [stdout] 119 | Some(i) => Ok(Message::Result((i))), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 119 - Some(i) => Ok(Message::Result((i))), [INFO] [stdout] 119 + Some(i) => Ok(Message::Result(i)), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.49s [INFO] running `Command { std: "docker" "inspect" "0af7e1016379d66c39514bfe259833068e747a466c5aea301b38c87c5a7f434e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0af7e1016379d66c39514bfe259833068e747a466c5aea301b38c87c5a7f434e", kill_on_drop: false }` [INFO] [stdout] 0af7e1016379d66c39514bfe259833068e747a466c5aea301b38c87c5a7f434e