[INFO] cloning repository https://github.com/awidegreen/vmail-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/awidegreen/vmail-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fawidegreen%2Fvmail-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fawidegreen%2Fvmail-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d67f357480df7b7c1dfd698056efa3f4e6a5ca1c [INFO] checking awidegreen/vmail-rs against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fawidegreen%2Fvmail-rs" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/awidegreen/vmail-rs 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/awidegreen/vmail-rs [INFO] finished tweaking git repo https://github.com/awidegreen/vmail-rs [INFO] tweaked toml for git repo https://github.com/awidegreen/vmail-rs written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/awidegreen/vmail-rs 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 diesel-derive-enum v1.1.0 [INFO] [stderr] Downloaded rpassword v5.0.0 [INFO] [stderr] Downloaded mysqlclient-sys v0.2.4 [INFO] [stderr] Downloaded sha-crypt v0.1.0 [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] 91982fb46ae56356e4002973984b4aa20d886ac277461fd99f9ecd25d45f3d48 [INFO] running `Command { std: "docker" "start" "-a" "91982fb46ae56356e4002973984b4aa20d886ac277461fd99f9ecd25d45f3d48", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "91982fb46ae56356e4002973984b4aa20d886ac277461fd99f9ecd25d45f3d48", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "91982fb46ae56356e4002973984b4aa20d886ac277461fd99f9ecd25d45f3d48", kill_on_drop: false }` [INFO] [stdout] 91982fb46ae56356e4002973984b4aa20d886ac277461fd99f9ecd25d45f3d48 [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] 516caea4a1f46b52e393393c2e5d5909d254c47324a23111494c5ebf5a2a4e1e [INFO] running `Command { std: "docker" "start" "-a" "516caea4a1f46b52e393393c2e5d5909d254c47324a23111494c5ebf5a2a4e1e", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Compiling syn v1.0.57 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Checking tinyvec v1.1.0 [INFO] [stderr] Compiling miniz_oxide v0.4.3 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Compiling pkg-config v0.3.19 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Checking unicode-normalization v0.1.16 [INFO] [stderr] Checking gimli v0.23.0 [INFO] [stderr] Checking adler v0.2.3 [INFO] [stderr] Checking object v0.22.0 [INFO] [stderr] Compiling mysqlclient-sys v0.2.4 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rustc-demangle v0.1.18 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking cpuid-bool v0.1.2 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking subtle v2.4.0 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking rpassword v5.0.0 [INFO] [stderr] Checking dotenv v0.15.0 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking sha2 v0.9.2 [INFO] [stderr] Checking sha-crypt v0.1.0 [INFO] [stderr] Checking addr2line v0.14.1 [INFO] [stderr] Checking backtrace v0.3.55 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Compiling diesel_derives v1.4.1 [INFO] [stderr] Compiling diesel-derive-enum v1.1.0 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking diesel v1.4.5 [INFO] [stderr] Checking vmail-rs v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Result` is imported redundantly [INFO] [stdout] --> src/crypt.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::result::Result; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Result` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Result` is imported redundantly [INFO] [stdout] --> src/crypt.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::result::Result; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Result` 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 36.35s [INFO] running `Command { std: "docker" "inspect" "516caea4a1f46b52e393393c2e5d5909d254c47324a23111494c5ebf5a2a4e1e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "516caea4a1f46b52e393393c2e5d5909d254c47324a23111494c5ebf5a2a4e1e", kill_on_drop: false }` [INFO] [stdout] 516caea4a1f46b52e393393c2e5d5909d254c47324a23111494c5ebf5a2a4e1e [INFO] checking awidegreen/vmail-rs against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fawidegreen%2Fvmail-rs" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/awidegreen/vmail-rs 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 git repo https://github.com/awidegreen/vmail-rs [INFO] finished tweaking git repo https://github.com/awidegreen/vmail-rs [INFO] tweaked toml for git repo https://github.com/awidegreen/vmail-rs written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/awidegreen/vmail-rs 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] 086024fbd2f4a7730543c0db1b4c122fecc5c7bd215379d6b56a43771a597420 [INFO] running `Command { std: "docker" "start" "-a" "086024fbd2f4a7730543c0db1b4c122fecc5c7bd215379d6b56a43771a597420", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "086024fbd2f4a7730543c0db1b4c122fecc5c7bd215379d6b56a43771a597420", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "086024fbd2f4a7730543c0db1b4c122fecc5c7bd215379d6b56a43771a597420", kill_on_drop: false }` [INFO] [stdout] 086024fbd2f4a7730543c0db1b4c122fecc5c7bd215379d6b56a43771a597420 [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] b04c1fe0358fc851450e3b3bb979840544d26face6b07c6ce0e07c2ede15e5fa [INFO] running `Command { std: "docker" "start" "-a" "b04c1fe0358fc851450e3b3bb979840544d26face6b07c6ce0e07c2ede15e5fa", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Compiling syn v1.0.57 [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Checking tinyvec v1.1.0 [INFO] [stderr] Compiling miniz_oxide v0.4.3 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Compiling pkg-config v0.3.19 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Checking gimli v0.23.0 [INFO] [stderr] Checking adler v0.2.3 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling mysqlclient-sys v0.2.4 [INFO] [stderr] Checking unicode-normalization v0.1.16 [INFO] [stderr] Checking cpuid-bool v0.1.2 [INFO] [stderr] Checking rustc-demangle v0.1.18 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking object v0.22.0 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking subtle v2.4.0 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking rpassword v5.0.0 [INFO] [stderr] Checking dotenv v0.15.0 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking addr2line v0.14.1 [INFO] [stderr] Checking sha2 v0.9.2 [INFO] [stderr] Checking sha-crypt v0.1.0 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking backtrace v0.3.55 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Compiling diesel_derives v1.4.1 [INFO] [stderr] Compiling diesel-derive-enum v1.1.0 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking diesel v1.4.5 [INFO] [stderr] Checking vmail-rs v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Result` is imported redundantly [INFO] [stdout] --> src/crypt.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::result::Result; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Result` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Result` is imported redundantly [INFO] [stdout] --> src/crypt.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::result::Result; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Result` 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 36.62s [INFO] running `Command { std: "docker" "inspect" "b04c1fe0358fc851450e3b3bb979840544d26face6b07c6ce0e07c2ede15e5fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b04c1fe0358fc851450e3b3bb979840544d26face6b07c6ce0e07c2ede15e5fa", kill_on_drop: false }` [INFO] [stdout] b04c1fe0358fc851450e3b3bb979840544d26face6b07c6ce0e07c2ede15e5fa