[INFO] fetching crate linux_proc 0.1.1... [INFO] checking linux_proc-0.1.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate linux_proc 0.1.1 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate linux_proc 0.1.1 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 linux_proc 0.1.1 [INFO] finished tweaking crates.io crate linux_proc 0.1.1 [INFO] tweaked toml for crates.io crate linux_proc 0.1.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 62 packages [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding clap v2.34.0 (latest: v4.5.4) [INFO] [stderr] Adding clap-verbosity-flag v0.1.0 (latest: v2.2.0) [INFO] [stderr] Adding env_logger v0.5.13 (latest: v0.11.3) [INFO] [stderr] Adding glob v0.2.11 (latest: v0.3.1) [INFO] [stderr] Adding heck v0.3.3 (latest: v0.5.0) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.3.9) [INFO] [stderr] Adding humantime v1.3.0 (latest: v2.1.0) [INFO] [stderr] Adding object v0.32.2 (latest: v0.34.0) [INFO] [stderr] Adding proc-macro2 v0.4.30 (latest: v1.0.79) [INFO] [stderr] Adding quick-error v1.2.3 (latest: v2.0.1) [INFO] [stderr] Adding quicli v0.3.1 (latest: v0.4.0) [INFO] [stderr] Adding quote v0.6.13 (latest: v1.0.35) [INFO] [stderr] Adding strsim v0.8.0 (latest: v0.11.1) [INFO] [stderr] Adding structopt v0.2.18 (latest: v0.3.26) [INFO] [stderr] Adding structopt-derive v0.2.18 (latest: v0.4.18) [INFO] [stderr] Adding syn v0.15.44 (latest: v2.0.58) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] [stderr] Adding synstructure v0.12.6 (latest: v0.13.1) [INFO] [stderr] Adding textwrap v0.11.0 (latest: v0.16.1) [INFO] [stderr] Adding unicode-xid v0.1.0 (latest: v0.2.4) [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] Downloading crates ... [INFO] [stderr] Downloaded clap-verbosity-flag v0.1.0 [INFO] [stderr] Downloaded env_logger v0.5.13 [INFO] [stderr] Downloaded quicli v0.3.1 [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] 1928513fedc50d082cdc91ae7f9c01322fb41103a0eb0aba4755da58fee7e40b [INFO] running `Command { std: "docker" "start" "-a" "1928513fedc50d082cdc91ae7f9c01322fb41103a0eb0aba4755da58fee7e40b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1928513fedc50d082cdc91ae7f9c01322fb41103a0eb0aba4755da58fee7e40b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1928513fedc50d082cdc91ae7f9c01322fb41103a0eb0aba4755da58fee7e40b", kill_on_drop: false }` [INFO] [stdout] 1928513fedc50d082cdc91ae7f9c01322fb41103a0eb0aba4755da58fee7e40b [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] bb6171557de936a649df0d049d4bbb4e4977781fc1464291605e1a2cda30167d [INFO] running `Command { std: "docker" "start" "-a" "bb6171557de936a649df0d049d4bbb4e4977781fc1464291605e1a2cda30167d", kill_on_drop: false }` [INFO] [stderr] Checking memchr v2.7.2 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Checking regex-syntax v0.8.3 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Checking gimli v0.28.1 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking miniz_oxide v0.7.2 [INFO] [stderr] Compiling backtrace v0.3.71 [INFO] [stderr] Checking rustc-demangle v0.1.23 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking log v0.4.21 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking either v1.10.0 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Checking object v0.32.2 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking regex-automata v0.4.6 [INFO] [stderr] Checking glob v0.2.11 [INFO] [stderr] Checking addr2line v0.21.0 [INFO] [stderr] Checking linux_proc v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/uptime.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/util.rs:2:11 [INFO] [stdout] | [INFO] [stdout] 2 | use std::{self, io}; // todo use `!`. [INFO] [stdout] | ^^^^ the item `std` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling structopt-derive v0.2.18 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Checking structopt v0.2.18 [INFO] [stderr] Checking regex v1.10.4 [INFO] [stderr] Checking env_logger v0.5.13 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking clap-verbosity-flag v0.1.0 [INFO] [stderr] Checking quicli v0.3.1 [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/uptime.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/util.rs:2:11 [INFO] [stdout] | [INFO] [stdout] 2 | use std::{self, io}; // todo use `!`. [INFO] [stdout] | ^^^^ the item `std` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 29.44s [INFO] running `Command { std: "docker" "inspect" "bb6171557de936a649df0d049d4bbb4e4977781fc1464291605e1a2cda30167d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bb6171557de936a649df0d049d4bbb4e4977781fc1464291605e1a2cda30167d", kill_on_drop: false }` [INFO] [stdout] bb6171557de936a649df0d049d4bbb4e4977781fc1464291605e1a2cda30167d [INFO] checking linux_proc-0.1.1 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] extracting crate linux_proc 0.1.1 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate linux_proc 0.1.1 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 linux_proc 0.1.1 [INFO] finished tweaking crates.io crate linux_proc 0.1.1 [INFO] tweaked toml for crates.io crate linux_proc 0.1.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [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] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [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] dc65870eefe5164ad60f782d81d278b236cf51d1a408d95057a6fa1f51cf5c88 [INFO] running `Command { std: "docker" "start" "-a" "dc65870eefe5164ad60f782d81d278b236cf51d1a408d95057a6fa1f51cf5c88", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dc65870eefe5164ad60f782d81d278b236cf51d1a408d95057a6fa1f51cf5c88", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dc65870eefe5164ad60f782d81d278b236cf51d1a408d95057a6fa1f51cf5c88", kill_on_drop: false }` [INFO] [stdout] dc65870eefe5164ad60f782d81d278b236cf51d1a408d95057a6fa1f51cf5c88 [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] 6f8d1e56433ac440272b03508d5323a72a04ad21756ef217ac35ffff8643710d [INFO] running `Command { std: "docker" "start" "-a" "6f8d1e56433ac440272b03508d5323a72a04ad21756ef217ac35ffff8643710d", kill_on_drop: false }` [INFO] [stderr] Checking memchr v2.7.2 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Checking gimli v0.28.1 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Checking regex-syntax v0.8.3 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking miniz_oxide v0.7.2 [INFO] [stderr] Compiling backtrace v0.3.71 [INFO] [stderr] Checking rustc-demangle v0.1.23 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking log v0.4.21 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Checking object v0.32.2 [INFO] [stderr] Checking either v1.10.0 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking regex-automata v0.4.6 [INFO] [stderr] Checking glob v0.2.11 [INFO] [stderr] Checking addr2line v0.21.0 [INFO] [stderr] Checking linux_proc v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/uptime.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/util.rs:2:11 [INFO] [stdout] | [INFO] [stdout] 2 | use std::{self, io}; // todo use `!`. [INFO] [stdout] | ^^^^ the item `std` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Compiling structopt-derive v0.2.18 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Checking regex v1.10.4 [INFO] [stderr] Checking structopt v0.2.18 [INFO] [stderr] Checking env_logger v0.5.13 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking clap-verbosity-flag v0.1.0 [INFO] [stderr] Checking quicli v0.3.1 [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/uptime.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/util.rs:2:11 [INFO] [stdout] | [INFO] [stdout] 2 | use std::{self, io}; // todo use `!`. [INFO] [stdout] | ^^^^ the item `std` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 32.83s [INFO] running `Command { std: "docker" "inspect" "6f8d1e56433ac440272b03508d5323a72a04ad21756ef217ac35ffff8643710d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6f8d1e56433ac440272b03508d5323a72a04ad21756ef217ac35ffff8643710d", kill_on_drop: false }` [INFO] [stdout] 6f8d1e56433ac440272b03508d5323a72a04ad21756ef217ac35ffff8643710d