[INFO] cloning repository https://github.com/BHatGuy/ImapSorter [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BHatGuy/ImapSorter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBHatGuy%2FImapSorter", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBHatGuy%2FImapSorter'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d3913edd9b5dc57f6f126043d5b3504de33f669d [INFO] checking BHatGuy/ImapSorter against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBHatGuy%2FImapSorter" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/BHatGuy/ImapSorter 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 git repo https://github.com/BHatGuy/ImapSorter [INFO] finished tweaking git repo https://github.com/BHatGuy/ImapSorter [INFO] tweaked toml for git repo https://github.com/BHatGuy/ImapSorter written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/BHatGuy/ImapSorter 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 ouroboros v0.15.0 [INFO] [stderr] Downloaded ouroboros_macro v0.15.0 [INFO] [stderr] Downloaded imap-proto v0.16.1 [INFO] [stderr] Downloaded imap v3.0.0-alpha.7 [INFO] [stderr] Downloaded flexi_logger v0.20.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 1ad10d8f67e738d7de748457731378ea25bd563e308435fa02d9b705ef89cf68 [INFO] running `Command { std: "docker" "start" "-a" "1ad10d8f67e738d7de748457731378ea25bd563e308435fa02d9b705ef89cf68", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1ad10d8f67e738d7de748457731378ea25bd563e308435fa02d9b705ef89cf68", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1ad10d8f67e738d7de748457731378ea25bd563e308435fa02d9b705ef89cf68", kill_on_drop: false }` [INFO] [stdout] 1ad10d8f67e738d7de748457731378ea25bd563e308435fa02d9b705ef89cf68 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] fde98922c1a4c3f2966e641be342677fb910de9338bf0c7a4a0973e1d432b961 [INFO] running `Command { std: "docker" "start" "-a" "fde98922c1a4c3f2966e641be342677fb910de9338bf0c7a4a0973e1d432b961", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.96 [INFO] [stderr] Compiling openssl-sys v0.9.74 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Compiling rustversion v1.0.6 [INFO] [stderr] Compiling serde v1.0.137 [INFO] [stderr] Checking regex-syntax v0.6.26 [INFO] [stderr] Compiling Inflector v0.11.4 [INFO] [stderr] Checking nom v7.1.1 [INFO] [stderr] Checking aliasable v0.1.3 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Checking time v0.3.9 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Compiling openssl v0.10.40 [INFO] [stderr] Compiling native-tls v0.2.10 [INFO] [stderr] Checking bufstream v0.1.4 [INFO] [stderr] Checking glob v0.3.0 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking regex v1.5.6 [INFO] [stderr] Checking imap-proto v0.16.1 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling openssl-macros v0.1.0 [INFO] [stderr] Compiling ouroboros_macro v0.15.0 [INFO] [stderr] Compiling thiserror-impl v1.0.31 [INFO] [stderr] Compiling serde_derive v1.0.137 [INFO] [stderr] Checking toml v0.5.9 [INFO] [stderr] Checking thiserror v1.0.31 [INFO] [stderr] Checking flexi_logger v0.20.1 [INFO] [stderr] Checking ouroboros v0.15.0 [INFO] [stderr] Checking imap v3.0.0-alpha.7 [INFO] [stderr] Checking mail-sorter v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `imap` is imported redundantly [INFO] [stdout] --> src/filter_client.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use imap; [INFO] [stdout] | ^^^^ the item `imap` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `native_tls` is imported redundantly [INFO] [stdout] --> src/filter_client.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use native_tls; [INFO] [stdout] | ^^^^^^^^^^ the item `native_tls` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `flexi_logger` is imported redundantly [INFO] [stdout] --> src/main.rs:7:20 [INFO] [stdout] | [INFO] [stdout] 7 | use flexi_logger::{self, Cleanup, Criterion, DeferredNow, FileSpec, Naming, Record}; [INFO] [stdout] | ^^^^ the item `flexi_logger` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `log` is imported redundantly [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use log; [INFO] [stdout] | ^^^ the item `log` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `imap` is imported redundantly [INFO] [stdout] --> src/filter_client.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use imap; [INFO] [stdout] | ^^^^ the item `imap` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `native_tls` is imported redundantly [INFO] [stdout] --> src/filter_client.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use native_tls; [INFO] [stdout] | ^^^^^^^^^^ the item `native_tls` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `flexi_logger` is imported redundantly [INFO] [stdout] --> src/main.rs:7:20 [INFO] [stdout] | [INFO] [stdout] 7 | use flexi_logger::{self, Cleanup, Criterion, DeferredNow, FileSpec, Naming, Record}; [INFO] [stdout] | ^^^^ the item `flexi_logger` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `log` is imported redundantly [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use log; [INFO] [stdout] | ^^^ the item `log` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 29.65s [INFO] running `Command { std: "docker" "inspect" "fde98922c1a4c3f2966e641be342677fb910de9338bf0c7a4a0973e1d432b961", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fde98922c1a4c3f2966e641be342677fb910de9338bf0c7a4a0973e1d432b961", kill_on_drop: false }` [INFO] [stdout] fde98922c1a4c3f2966e641be342677fb910de9338bf0c7a4a0973e1d432b961 [INFO] checking BHatGuy/ImapSorter against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBHatGuy%2FImapSorter" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/BHatGuy/ImapSorter on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/BHatGuy/ImapSorter [INFO] finished tweaking git repo https://github.com/BHatGuy/ImapSorter [INFO] tweaked toml for git repo https://github.com/BHatGuy/ImapSorter written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/BHatGuy/ImapSorter 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 85d0bc7f55208183f4ad84c561ad3caef9eb105e438bc61312de1d8117e3eea0 [INFO] running `Command { std: "docker" "start" "-a" "85d0bc7f55208183f4ad84c561ad3caef9eb105e438bc61312de1d8117e3eea0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "85d0bc7f55208183f4ad84c561ad3caef9eb105e438bc61312de1d8117e3eea0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "85d0bc7f55208183f4ad84c561ad3caef9eb105e438bc61312de1d8117e3eea0", kill_on_drop: false }` [INFO] [stdout] 85d0bc7f55208183f4ad84c561ad3caef9eb105e438bc61312de1d8117e3eea0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 419cfb84f4765287670bf54d613a61ab2abd17a75c5794256eecb7a483fc71a1 [INFO] running `Command { std: "docker" "start" "-a" "419cfb84f4765287670bf54d613a61ab2abd17a75c5794256eecb7a483fc71a1", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.96 [INFO] [stderr] Compiling openssl-sys v0.9.74 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Compiling rustversion v1.0.6 [INFO] [stderr] Compiling Inflector v0.11.4 [INFO] [stderr] Checking regex-syntax v0.6.26 [INFO] [stderr] Compiling serde v1.0.137 [INFO] [stderr] Checking nom v7.1.1 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Checking aliasable v0.1.3 [INFO] [stderr] Checking time v0.3.9 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Compiling openssl v0.10.40 [INFO] [stderr] Compiling native-tls v0.2.10 [INFO] [stderr] Checking bufstream v0.1.4 [INFO] [stderr] Checking glob v0.3.0 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking imap-proto v0.16.1 [INFO] [stderr] Checking regex v1.5.6 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling openssl-macros v0.1.0 [INFO] [stderr] Compiling ouroboros_macro v0.15.0 [INFO] [stderr] Compiling thiserror-impl v1.0.31 [INFO] [stderr] Compiling serde_derive v1.0.137 [INFO] [stderr] Checking toml v0.5.9 [INFO] [stderr] Checking thiserror v1.0.31 [INFO] [stderr] Checking flexi_logger v0.20.1 [INFO] [stderr] Checking ouroboros v0.15.0 [INFO] [stderr] Checking imap v3.0.0-alpha.7 [INFO] [stderr] Checking mail-sorter v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `imap` is imported redundantly [INFO] [stdout] --> src/filter_client.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use imap; [INFO] [stdout] | ^^^^ the item `imap` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `native_tls` is imported redundantly [INFO] [stdout] --> src/filter_client.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use native_tls; [INFO] [stdout] | ^^^^^^^^^^ the item `native_tls` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `flexi_logger` is imported redundantly [INFO] [stdout] --> src/main.rs:7:20 [INFO] [stdout] | [INFO] [stdout] 7 | use flexi_logger::{self, Cleanup, Criterion, DeferredNow, FileSpec, Naming, Record}; [INFO] [stdout] | ^^^^ the item `flexi_logger` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `log` is imported redundantly [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use log; [INFO] [stdout] | ^^^ the item `log` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `imap` is imported redundantly [INFO] [stdout] --> src/filter_client.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use imap; [INFO] [stdout] | ^^^^ the item `imap` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `native_tls` is imported redundantly [INFO] [stdout] --> src/filter_client.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use native_tls; [INFO] [stdout] | ^^^^^^^^^^ the item `native_tls` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `flexi_logger` is imported redundantly [INFO] [stdout] --> src/main.rs:7:20 [INFO] [stdout] | [INFO] [stdout] 7 | use flexi_logger::{self, Cleanup, Criterion, DeferredNow, FileSpec, Naming, Record}; [INFO] [stdout] | ^^^^ the item `flexi_logger` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `log` is imported redundantly [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use log; [INFO] [stdout] | ^^^ the item `log` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 31.79s [INFO] running `Command { std: "docker" "inspect" "419cfb84f4765287670bf54d613a61ab2abd17a75c5794256eecb7a483fc71a1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "419cfb84f4765287670bf54d613a61ab2abd17a75c5794256eecb7a483fc71a1", kill_on_drop: false }` [INFO] [stdout] 419cfb84f4765287670bf54d613a61ab2abd17a75c5794256eecb7a483fc71a1