[INFO] fetching crate f189ctrl 0.1.0... [INFO] checking f189ctrl-0.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate f189ctrl 0.1.0 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate f189ctrl 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 f189ctrl 0.1.0 [INFO] finished tweaking crates.io crate f189ctrl 0.1.0 [INFO] tweaked toml for crates.io crate f189ctrl 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate crates.io crate f189ctrl 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] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded CoreFoundation-sys v0.1.4 [INFO] [stderr] Downloaded mio-serial v5.0.5 [INFO] [stderr] Downloaded IOKit-sys v0.1.5 [INFO] [stderr] Downloaded serialport v4.2.2 [INFO] [stderr] Downloaded proc-macro-crate v2.0.0 [INFO] [stderr] Downloaded num_enum_derive v0.7.1 [INFO] [stderr] Downloaded num_enum v0.7.1 [INFO] [stderr] Downloaded mach v0.1.2 [INFO] [stderr] Downloaded bitflags v2.0.2 [INFO] [stderr] Downloaded tokio-serial v5.4.4 [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] b0fb152eef245ba50bab42b4e41da9c91da24ba16ae0e51e2fb0286198fdb30b [INFO] running `Command { std: "docker" "start" "-a" "b0fb152eef245ba50bab42b4e41da9c91da24ba16ae0e51e2fb0286198fdb30b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b0fb152eef245ba50bab42b4e41da9c91da24ba16ae0e51e2fb0286198fdb30b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b0fb152eef245ba50bab42b4e41da9c91da24ba16ae0e51e2fb0286198fdb30b", kill_on_drop: false }` [INFO] [stdout] b0fb152eef245ba50bab42b4e41da9c91da24ba16ae0e51e2fb0286198fdb30b [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] 9d28f2ba928b608a2f38dfb349aeb6675467942931c50a10c1143e8ca75c1582 [INFO] running `Command { std: "docker" "start" "-a" "9d28f2ba928b608a2f38dfb349aeb6675467942931c50a10c1143e8ca75c1582", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.149 [INFO] [stderr] Compiling futures-core v0.3.29 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Checking futures-sink v0.3.29 [INFO] [stderr] Compiling serde v1.0.192 [INFO] [stderr] Compiling futures-task v0.3.29 [INFO] [stderr] Compiling futures-channel v0.3.29 [INFO] [stderr] Checking smallvec v1.11.1 [INFO] [stderr] Compiling memoffset v0.7.1 [INFO] [stderr] Compiling equivalent v1.0.1 [INFO] [stderr] Compiling syn v2.0.38 [INFO] [stderr] Compiling hashbrown v0.14.2 [INFO] [stderr] Compiling toml_datetime v0.6.5 [INFO] [stderr] Compiling winnow v0.5.19 [INFO] [stderr] Checking bitflags v2.0.2 [INFO] [stderr] Checking clap_builder v4.4.7 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking lock_api v0.4.11 [INFO] [stderr] Checking csv-core v0.1.11 [INFO] [stderr] Compiling indexmap v2.1.0 [INFO] [stderr] Checking clap v4.4.7 [INFO] [stderr] Checking mio v0.8.9 [INFO] [stderr] Checking parking_lot_core v0.9.9 [INFO] [stderr] Checking socket2 v0.5.5 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking nix v0.26.4 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Compiling toml_edit v0.20.7 [INFO] [stderr] Compiling darling_core v0.20.3 [INFO] [stderr] Compiling proc-macro-crate v2.0.0 [INFO] [stderr] Compiling serde_derive v1.0.192 [INFO] [stderr] Compiling futures-macro v0.3.29 [INFO] [stderr] Compiling tokio-macros v2.1.0 [INFO] [stderr] Compiling thiserror-impl v1.0.50 [INFO] [stderr] Compiling num_enum_derive v0.7.1 [INFO] [stderr] Checking tokio v1.33.0 [INFO] [stderr] Checking serialport v4.2.2 [INFO] [stderr] Checking futures-util v0.3.29 [INFO] [stderr] Checking thiserror v1.0.50 [INFO] [stderr] Checking num_enum v0.7.1 [INFO] [stderr] Compiling darling_macro v0.20.3 [INFO] [stderr] Checking mio-serial v5.0.5 [INFO] [stderr] Compiling darling v0.20.3 [INFO] [stderr] Compiling serde_with_macros v3.4.0 [INFO] [stderr] Checking futures-executor v0.3.29 [INFO] [stderr] Checking futures v0.3.29 [INFO] [stderr] Checking tokio-util v0.7.10 [INFO] [stderr] Checking tokio-serial v5.4.4 [INFO] [stderr] Checking chrono v0.4.31 [INFO] [stderr] Checking serde_json v1.0.108 [INFO] [stderr] Checking csv v1.3.0 [INFO] [stderr] Checking serde_with v3.4.0 [INFO] [stderr] Checking f189ctrl v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `TryFrom` is imported redundantly [INFO] [stdout] --> src/measurement.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::convert::TryFrom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryFrom` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TryFrom` is imported redundantly [INFO] [stdout] --> src/measurement.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::convert::TryFrom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryFrom` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` 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 25.60s [INFO] running `Command { std: "docker" "inspect" "9d28f2ba928b608a2f38dfb349aeb6675467942931c50a10c1143e8ca75c1582", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9d28f2ba928b608a2f38dfb349aeb6675467942931c50a10c1143e8ca75c1582", kill_on_drop: false }` [INFO] [stdout] 9d28f2ba928b608a2f38dfb349aeb6675467942931c50a10c1143e8ca75c1582 [INFO] checking f189ctrl-0.1.0 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] extracting crate f189ctrl 0.1.0 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate f189ctrl 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 f189ctrl 0.1.0 [INFO] finished tweaking crates.io crate f189ctrl 0.1.0 [INFO] tweaked toml for crates.io crate f189ctrl 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate crates.io crate f189ctrl 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] 3b2b1360012bbd360babae26c8c1277583fba763205593bd47e66a90ca13fa6f [INFO] running `Command { std: "docker" "start" "-a" "3b2b1360012bbd360babae26c8c1277583fba763205593bd47e66a90ca13fa6f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3b2b1360012bbd360babae26c8c1277583fba763205593bd47e66a90ca13fa6f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3b2b1360012bbd360babae26c8c1277583fba763205593bd47e66a90ca13fa6f", kill_on_drop: false }` [INFO] [stdout] 3b2b1360012bbd360babae26c8c1277583fba763205593bd47e66a90ca13fa6f [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] 1132d0b49dcf022bf75d25e7e44aca0bb5954065f8ad260c7f5816b4b84a1611 [INFO] running `Command { std: "docker" "start" "-a" "1132d0b49dcf022bf75d25e7e44aca0bb5954065f8ad260c7f5816b4b84a1611", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.149 [INFO] [stderr] Compiling futures-core v0.3.29 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Compiling futures-task v0.3.29 [INFO] [stderr] Compiling futures-channel v0.3.29 [INFO] [stderr] Checking futures-sink v0.3.29 [INFO] [stderr] Compiling serde v1.0.192 [INFO] [stderr] Checking smallvec v1.11.1 [INFO] [stderr] Compiling memoffset v0.7.1 [INFO] [stderr] Compiling hashbrown v0.14.2 [INFO] [stderr] Compiling equivalent v1.0.1 [INFO] [stderr] Compiling syn v2.0.38 [INFO] [stderr] Compiling toml_datetime v0.6.5 [INFO] [stderr] Compiling winnow v0.5.19 [INFO] [stderr] Checking bitflags v2.0.2 [INFO] [stderr] Checking clap_builder v4.4.7 [INFO] [stderr] Checking lock_api v0.4.11 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking csv-core v0.1.11 [INFO] [stderr] Compiling indexmap v2.1.0 [INFO] [stderr] Checking parking_lot_core v0.9.9 [INFO] [stderr] Checking mio v0.8.9 [INFO] [stderr] Checking socket2 v0.5.5 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking nix v0.26.4 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking clap v4.4.7 [INFO] [stderr] Compiling toml_edit v0.20.7 [INFO] [stderr] Compiling darling_core v0.20.3 [INFO] [stderr] Compiling proc-macro-crate v2.0.0 [INFO] [stderr] Compiling serde_derive v1.0.192 [INFO] [stderr] Compiling futures-macro v0.3.29 [INFO] [stderr] Compiling tokio-macros v2.1.0 [INFO] [stderr] Compiling num_enum_derive v0.7.1 [INFO] [stderr] Compiling thiserror-impl v1.0.50 [INFO] [stderr] Checking serialport v4.2.2 [INFO] [stderr] Compiling darling_macro v0.20.3 [INFO] [stderr] Checking mio-serial v5.0.5 [INFO] [stderr] Checking futures-util v0.3.29 [INFO] [stderr] Checking tokio v1.33.0 [INFO] [stderr] Checking thiserror v1.0.50 [INFO] [stderr] Checking num_enum v0.7.1 [INFO] [stderr] Compiling darling v0.20.3 [INFO] [stderr] Compiling serde_with_macros v3.4.0 [INFO] [stderr] Checking futures-executor v0.3.29 [INFO] [stderr] Checking futures v0.3.29 [INFO] [stderr] Checking tokio-serial v5.4.4 [INFO] [stderr] Checking tokio-util v0.7.10 [INFO] [stderr] Checking chrono v0.4.31 [INFO] [stderr] Checking csv v1.3.0 [INFO] [stderr] Checking serde_json v1.0.108 [INFO] [stderr] Checking serde_with v3.4.0 [INFO] [stderr] Checking f189ctrl v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `TryFrom` is imported redundantly [INFO] [stdout] --> src/measurement.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::convert::TryFrom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryFrom` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TryFrom` is imported redundantly [INFO] [stdout] --> src/measurement.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::convert::TryFrom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryFrom` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` 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 22.87s [INFO] running `Command { std: "docker" "inspect" "1132d0b49dcf022bf75d25e7e44aca0bb5954065f8ad260c7f5816b4b84a1611", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1132d0b49dcf022bf75d25e7e44aca0bb5954065f8ad260c7f5816b4b84a1611", kill_on_drop: false }` [INFO] [stdout] 1132d0b49dcf022bf75d25e7e44aca0bb5954065f8ad260c7f5816b4b84a1611