[INFO] fetching crate orouter-serial 0.1.0... [INFO] checking orouter-serial-0.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate orouter-serial 0.1.0 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate orouter-serial 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 orouter-serial 0.1.0 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate orouter-serial 0.1.0 [INFO] tweaked toml for crates.io crate orouter-serial 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate crates.io crate orouter-serial 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 serialport v4.2.2 [INFO] [stderr] Downloaded mach v0.1.2 [INFO] [stderr] Downloaded IOKit-sys v0.1.5 [INFO] [stderr] Downloaded defmt v0.3.5 [INFO] [stderr] Downloaded defmt-macros v0.3.6 [INFO] [stderr] Downloaded cobs v0.1.4 [INFO] [stderr] Downloaded atomic-polyfill v0.1.11 [INFO] [stderr] Downloaded defmt-parser v0.3.3 [INFO] [stderr] Downloaded heapless v0.7.16 [INFO] [stderr] Downloaded CoreFoundation-sys v0.1.4 [INFO] [stderr] Downloaded libudev v0.3.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 64a8cbf8bab3d537f4fc5b85ff429f707286a55b20dd529635e46e89272d7d80 [INFO] running `Command { std: "docker" "start" "-a" "64a8cbf8bab3d537f4fc5b85ff429f707286a55b20dd529635e46e89272d7d80", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "64a8cbf8bab3d537f4fc5b85ff429f707286a55b20dd529635e46e89272d7d80", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "64a8cbf8bab3d537f4fc5b85ff429f707286a55b20dd529635e46e89272d7d80", kill_on_drop: false }` [INFO] [stdout] 64a8cbf8bab3d537f4fc5b85ff429f707286a55b20dd529635e46e89272d7d80 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 971957ef9d4af2c779d8f0736c8ab8374445e4cfe64596f8e13ad222446c2311 [INFO] running `Command { std: "docker" "start" "-a" "971957ef9d4af2c779d8f0736c8ab8374445e4cfe64596f8e13ad222446c2311", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.150 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Compiling semver v1.0.20 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Checking base16 v0.2.1 [INFO] [stderr] Checking cobs v0.1.4 [INFO] [stderr] Compiling libudev-sys v0.1.4 [INFO] [stderr] Checking lock_api v0.4.11 [INFO] [stderr] Checking hash32 v0.2.1 [INFO] [stderr] Checking spin v0.9.8 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling heapless v0.7.16 [INFO] [stderr] Checking getrandom v0.1.16 [INFO] [stderr] Checking nix v0.26.4 [INFO] [stderr] Checking libudev v0.3.0 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_pcg v0.2.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking orouter-serial v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking serialport v4.2.2 [INFO] [stdout] warning: the item `TryFrom` is imported redundantly [INFO] [stdout] --> src/host/mod.rs:12:21 [INFO] [stdout] | [INFO] [stdout] 12 | use core::convert::{TryFrom, TryInto}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/core/src/prelude/mod.rs:65:30 [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 `TryInto` is imported redundantly [INFO] [stdout] --> src/host/mod.rs:12:30 [INFO] [stdout] | [INFO] [stdout] 12 | use core::convert::{TryFrom, TryInto}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/core/src/prelude/mod.rs:65:39 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryInto` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Message`, `StatusCode` [INFO] [stdout] --> examples/read.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | Message, MessageReader, StatusCode, RAWIQ_DATA_LENGTH, [INFO] [stdout] | ^^^^^^^ ^^^^^^^^^^ [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: the item `TryFrom` is imported redundantly [INFO] [stdout] --> src/host/mod.rs:12:21 [INFO] [stdout] | [INFO] [stdout] 12 | use core::convert::{TryFrom, TryInto}; [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 `TryInto` is imported redundantly [INFO] [stdout] --> src/host/mod.rs:12:30 [INFO] [stdout] | [INFO] [stdout] 12 | use core::convert::{TryFrom, TryInto}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryInto` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.33s [INFO] running `Command { std: "docker" "inspect" "971957ef9d4af2c779d8f0736c8ab8374445e4cfe64596f8e13ad222446c2311", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "971957ef9d4af2c779d8f0736c8ab8374445e4cfe64596f8e13ad222446c2311", kill_on_drop: false }` [INFO] [stdout] 971957ef9d4af2c779d8f0736c8ab8374445e4cfe64596f8e13ad222446c2311 [INFO] checking orouter-serial-0.1.0 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] extracting crate orouter-serial 0.1.0 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate orouter-serial 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 orouter-serial 0.1.0 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate orouter-serial 0.1.0 [INFO] tweaked toml for crates.io crate orouter-serial 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate crates.io crate orouter-serial 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] fa3ccea3c45f50df17200ccee14978518fe33f1e63e46a23262334443e156bdc [INFO] running `Command { std: "docker" "start" "-a" "fa3ccea3c45f50df17200ccee14978518fe33f1e63e46a23262334443e156bdc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fa3ccea3c45f50df17200ccee14978518fe33f1e63e46a23262334443e156bdc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fa3ccea3c45f50df17200ccee14978518fe33f1e63e46a23262334443e156bdc", kill_on_drop: false }` [INFO] [stdout] fa3ccea3c45f50df17200ccee14978518fe33f1e63e46a23262334443e156bdc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] b921057d6e9fabe190fbaf1d93fa8c94606b65e1bcfdfbbdee09beadefc76de0 [INFO] running `Command { std: "docker" "start" "-a" "b921057d6e9fabe190fbaf1d93fa8c94606b65e1bcfdfbbdee09beadefc76de0", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.150 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Compiling semver v1.0.20 [INFO] [stderr] Compiling libudev-sys v0.1.4 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Checking cobs v0.1.4 [INFO] [stderr] Checking base16 v0.2.1 [INFO] [stderr] Checking lock_api v0.4.11 [INFO] [stderr] Checking hash32 v0.2.1 [INFO] [stderr] Checking spin v0.9.8 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling heapless v0.7.16 [INFO] [stderr] Checking getrandom v0.1.16 [INFO] [stderr] Checking nix v0.26.4 [INFO] [stderr] Checking libudev v0.3.0 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_pcg v0.2.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking orouter-serial v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `TryFrom` is imported redundantly [INFO] [stdout] --> src/host/mod.rs:12:21 [INFO] [stdout] | [INFO] [stdout] 12 | use core::convert::{TryFrom, TryInto}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/core/src/prelude/mod.rs:65:30 [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 `TryInto` is imported redundantly [INFO] [stdout] --> src/host/mod.rs:12:30 [INFO] [stdout] | [INFO] [stdout] 12 | use core::convert::{TryFrom, TryInto}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/core/src/prelude/mod.rs:65:39 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryInto` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking serialport v4.2.2 [INFO] [stdout] warning: unused imports: `Message`, `StatusCode` [INFO] [stdout] --> examples/read.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | Message, MessageReader, StatusCode, RAWIQ_DATA_LENGTH, [INFO] [stdout] | ^^^^^^^ ^^^^^^^^^^ [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: the item `TryFrom` is imported redundantly [INFO] [stdout] --> src/host/mod.rs:12:21 [INFO] [stdout] | [INFO] [stdout] 12 | use core::convert::{TryFrom, TryInto}; [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 `TryInto` is imported redundantly [INFO] [stdout] --> src/host/mod.rs:12:30 [INFO] [stdout] | [INFO] [stdout] 12 | use core::convert::{TryFrom, TryInto}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryInto` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.10s [INFO] running `Command { std: "docker" "inspect" "b921057d6e9fabe190fbaf1d93fa8c94606b65e1bcfdfbbdee09beadefc76de0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b921057d6e9fabe190fbaf1d93fa8c94606b65e1bcfdfbbdee09beadefc76de0", kill_on_drop: false }` [INFO] [stdout] b921057d6e9fabe190fbaf1d93fa8c94606b65e1bcfdfbbdee09beadefc76de0