[INFO] fetching crate nscldaq_ringmaster 0.2.2... [INFO] checking nscldaq_ringmaster-0.2.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate nscldaq_ringmaster 0.2.2 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate nscldaq_ringmaster 0.2.2 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 nscldaq_ringmaster 0.2.2 [INFO] finished tweaking crates.io crate nscldaq_ringmaster 0.2.2 [INFO] tweaked toml for crates.io crate nscldaq_ringmaster 0.2.2 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate crates.io crate nscldaq_ringmaster 0.2.2 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 crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded thread-id v3.3.0 [INFO] [stderr] Downloaded simple-logging v2.0.2 [INFO] [stderr] Downloaded portman_client v0.1.0 [INFO] [stderr] Downloaded once_cell v1.13.1 [INFO] [stderr] Downloaded ansi_term v0.9.0 [INFO] [stderr] Downloaded bitflags v0.9.1 [INFO] [stderr] Downloaded strsim v0.6.0 [INFO] [stderr] Downloaded memmap v0.6.2 [INFO] [stderr] Downloaded textwrap v0.9.0 [INFO] [stderr] Downloaded either v1.8.0 [INFO] [stderr] Downloaded rayon-core v1.9.3 [INFO] [stderr] Downloaded clap v2.27.1 [INFO] [stderr] Downloaded rayon v1.5.3 [INFO] [stderr] Downloaded nscldaq_ringbuffer v0.6.2 [INFO] [stderr] Downloaded sysinfo v0.13.4 [INFO] [stderr] Downloaded crossbeam-channel v0.5.6 [INFO] [stderr] Downloaded crossbeam-deque v0.8.2 [INFO] [stderr] Downloaded whoami v1.2.1 [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] 1d31e2c0553c54e6fac9f61b00f77751785129c71d094763a7798b03fa9e747d [INFO] running `Command { std: "docker" "start" "-a" "1d31e2c0553c54e6fac9f61b00f77751785129c71d094763a7798b03fa9e747d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1d31e2c0553c54e6fac9f61b00f77751785129c71d094763a7798b03fa9e747d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1d31e2c0553c54e6fac9f61b00f77751785129c71d094763a7798b03fa9e747d", kill_on_drop: false }` [INFO] [stdout] 1d31e2c0553c54e6fac9f61b00f77751785129c71d094763a7798b03fa9e747d [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] 536fe6e4d8fadb17a9d206988564fd70e48018acccc41469f50031ff05bc3305 [INFO] running `Command { std: "docker" "start" "-a" "536fe6e4d8fadb17a9d206988564fd70e48018acccc41469f50031ff05bc3305", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.132 [INFO] [stderr] Compiling crossbeam-utils v0.8.11 [INFO] [stderr] Checking once_cell v1.13.1 [INFO] [stderr] Compiling rayon-core v1.9.3 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling crossbeam-epoch v0.9.10 [INFO] [stderr] Compiling rayon v1.5.3 [INFO] [stderr] Compiling doc-comment v0.3.3 [INFO] [stderr] Checking either v1.8.0 [INFO] [stderr] Compiling sysinfo v0.13.4 [INFO] [stderr] Checking textwrap v0.9.0 [INFO] [stderr] Checking ansi_term v0.9.0 [INFO] [stderr] Checking bitflags v0.9.1 [INFO] [stderr] Checking whoami v1.2.1 [INFO] [stderr] Checking strsim v0.6.0 [INFO] [stderr] Checking portman_client v0.1.0 [INFO] [stderr] Checking crossbeam-channel v0.5.6 [INFO] [stderr] Checking crossbeam-deque v0.8.2 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking memmap v0.6.2 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking thread-id v3.3.0 [INFO] [stderr] Checking clap v2.27.1 [INFO] [stderr] Checking simple-logging v2.0.2 [INFO] [stderr] Checking nscldaq_ringbuffer v0.6.2 [INFO] [stderr] Checking nscldaq_ringmaster v0.2.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Path` is imported redundantly [INFO] [stdout] --> src/rings/inventory.rs:41:13 [INFO] [stdout] | [INFO] [stdout] 40 | use super::*; [INFO] [stdout] | -------- the item `Path` is already imported here [INFO] [stdout] 41 | use std::path::Path; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Arc` is imported redundantly [INFO] [stdout] --> src/rings/rings.rs:213:25 [INFO] [stdout] | [INFO] [stdout] 212 | use super::*; [INFO] [stdout] | -------- the item `Arc` is already imported here [INFO] [stdout] 213 | use std::sync::{Arc, Mutex}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Mutex` is imported redundantly [INFO] [stdout] --> src/rings/rings.rs:213:30 [INFO] [stdout] | [INFO] [stdout] 212 | use super::*; [INFO] [stdout] | -------- the item `Mutex` is already imported here [INFO] [stdout] 213 | use std::sync::{Arc, Mutex}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `thread` is imported redundantly [INFO] [stdout] --> src/rings/rings.rs:214:13 [INFO] [stdout] | [INFO] [stdout] 212 | use super::*; [INFO] [stdout] | -------- the item `thread` is already imported here [INFO] [stdout] 213 | use std::sync::{Arc, Mutex}; [INFO] [stdout] 214 | use std::thread; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `remove_2` is never used [INFO] [stdout] --> src/rings/rings.rs:403:12 [INFO] [stdout] | [INFO] [stdout] 403 | fn remove_2() { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `remove_3` is never used [INFO] [stdout] --> src/rings/rings.rs:419:12 [INFO] [stdout] | [INFO] [stdout] 419 | fn remove_3() { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `remove_4` is never used [INFO] [stdout] --> src/rings/rings.rs:444:12 [INFO] [stdout] | [INFO] [stdout] 444 | fn remove_4() { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.02s [INFO] running `Command { std: "docker" "inspect" "536fe6e4d8fadb17a9d206988564fd70e48018acccc41469f50031ff05bc3305", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "536fe6e4d8fadb17a9d206988564fd70e48018acccc41469f50031ff05bc3305", kill_on_drop: false }` [INFO] [stdout] 536fe6e4d8fadb17a9d206988564fd70e48018acccc41469f50031ff05bc3305 [INFO] checking nscldaq_ringmaster-0.2.2 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] extracting crate nscldaq_ringmaster 0.2.2 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate nscldaq_ringmaster 0.2.2 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 nscldaq_ringmaster 0.2.2 [INFO] finished tweaking crates.io crate nscldaq_ringmaster 0.2.2 [INFO] tweaked toml for crates.io crate nscldaq_ringmaster 0.2.2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate crates.io crate nscldaq_ringmaster 0.2.2 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] 6c4635c90f3235fe425ce2884e5ef87eec217be5b7ba536aefeb14b509d224eb [INFO] running `Command { std: "docker" "start" "-a" "6c4635c90f3235fe425ce2884e5ef87eec217be5b7ba536aefeb14b509d224eb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6c4635c90f3235fe425ce2884e5ef87eec217be5b7ba536aefeb14b509d224eb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6c4635c90f3235fe425ce2884e5ef87eec217be5b7ba536aefeb14b509d224eb", kill_on_drop: false }` [INFO] [stdout] 6c4635c90f3235fe425ce2884e5ef87eec217be5b7ba536aefeb14b509d224eb [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] d2b8b4177064dc55a691834af89fa7fa087c2ebc3797d2af90181337e77710af [INFO] running `Command { std: "docker" "start" "-a" "d2b8b4177064dc55a691834af89fa7fa087c2ebc3797d2af90181337e77710af", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.132 [INFO] [stderr] Compiling crossbeam-utils v0.8.11 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Checking once_cell v1.13.1 [INFO] [stderr] Compiling crossbeam-epoch v0.9.10 [INFO] [stderr] Compiling rayon-core v1.9.3 [INFO] [stderr] Compiling rayon v1.5.3 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling doc-comment v0.3.3 [INFO] [stderr] Checking either v1.8.0 [INFO] [stderr] Compiling sysinfo v0.13.4 [INFO] [stderr] Checking textwrap v0.9.0 [INFO] [stderr] Checking strsim v0.6.0 [INFO] [stderr] Checking bitflags v0.9.1 [INFO] [stderr] Checking ansi_term v0.9.0 [INFO] [stderr] Checking whoami v1.2.1 [INFO] [stderr] Checking portman_client v0.1.0 [INFO] [stderr] Checking crossbeam-channel v0.5.6 [INFO] [stderr] Checking crossbeam-deque v0.8.2 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking memmap v0.6.2 [INFO] [stderr] Checking thread-id v3.3.0 [INFO] [stderr] Checking clap v2.27.1 [INFO] [stderr] Checking simple-logging v2.0.2 [INFO] [stderr] Checking nscldaq_ringbuffer v0.6.2 [INFO] [stderr] Checking nscldaq_ringmaster v0.2.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Path` is imported redundantly [INFO] [stdout] --> src/rings/inventory.rs:41:13 [INFO] [stdout] | [INFO] [stdout] 40 | use super::*; [INFO] [stdout] | -------- the item `Path` is already imported here [INFO] [stdout] 41 | use std::path::Path; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Arc` is imported redundantly [INFO] [stdout] --> src/rings/rings.rs:213:25 [INFO] [stdout] | [INFO] [stdout] 212 | use super::*; [INFO] [stdout] | -------- the item `Arc` is already imported here [INFO] [stdout] 213 | use std::sync::{Arc, Mutex}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Mutex` is imported redundantly [INFO] [stdout] --> src/rings/rings.rs:213:30 [INFO] [stdout] | [INFO] [stdout] 212 | use super::*; [INFO] [stdout] | -------- the item `Mutex` is already imported here [INFO] [stdout] 213 | use std::sync::{Arc, Mutex}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `thread` is imported redundantly [INFO] [stdout] --> src/rings/rings.rs:214:13 [INFO] [stdout] | [INFO] [stdout] 212 | use super::*; [INFO] [stdout] | -------- the item `thread` is already imported here [INFO] [stdout] 213 | use std::sync::{Arc, Mutex}; [INFO] [stdout] 214 | use std::thread; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `remove_2` is never used [INFO] [stdout] --> src/rings/rings.rs:403:12 [INFO] [stdout] | [INFO] [stdout] 403 | fn remove_2() { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `remove_3` is never used [INFO] [stdout] --> src/rings/rings.rs:419:12 [INFO] [stdout] | [INFO] [stdout] 419 | fn remove_3() { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `remove_4` is never used [INFO] [stdout] --> src/rings/rings.rs:444:12 [INFO] [stdout] | [INFO] [stdout] 444 | fn remove_4() { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.89s [INFO] running `Command { std: "docker" "inspect" "d2b8b4177064dc55a691834af89fa7fa087c2ebc3797d2af90181337e77710af", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d2b8b4177064dc55a691834af89fa7fa087c2ebc3797d2af90181337e77710af", kill_on_drop: false }` [INFO] [stdout] d2b8b4177064dc55a691834af89fa7fa087c2ebc3797d2af90181337e77710af