[INFO] cloning repository https://github.com/bragov4ik/linux-hs-elf [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bragov4ik/linux-hs-elf" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbragov4ik%2Flinux-hs-elf", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbragov4ik%2Flinux-hs-elf'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3b12ebeecf2050b15d3da20ee27eaa3ddccfc5ab [INFO] checking bragov4ik/linux-hs-elf against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbragov4ik%2Flinux-hs-elf" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/bragov4ik/linux-hs-elf 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/bragov4ik/linux-hs-elf [INFO] finished tweaking git repo https://github.com/bragov4ik/linux-hs-elf [INFO] tweaked toml for git repo https://github.com/bragov4ik/linux-hs-elf written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/bragov4ik/linux-hs-elf 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] Downloading crates ... [INFO] [stderr] Downloaded clap v3.1.17 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 71062e173ec5dedb69425c75d35b9df9a4e55d20dc2848aa67596884f8f3c623 [INFO] running `Command { std: "docker" "start" "-a" "71062e173ec5dedb69425c75d35b9df9a4e55d20dc2848aa67596884f8f3c623", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "71062e173ec5dedb69425c75d35b9df9a4e55d20dc2848aa67596884f8f3c623", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "71062e173ec5dedb69425c75d35b9df9a4e55d20dc2848aa67596884f8f3c623", kill_on_drop: false }` [INFO] [stdout] 71062e173ec5dedb69425c75d35b9df9a4e55d20dc2848aa67596884f8f3c623 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] c64852f51a21424a9bf0edc9276b3cf3303af34769090fcb5053763c1c8d6334 [INFO] running `Command { std: "docker" "start" "-a" "c64852f51a21424a9bf0edc9276b3cf3303af34769090fcb5053763c1c8d6334", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.38 [INFO] [stderr] Compiling unicode-xid v0.2.3 [INFO] [stderr] Compiling syn v1.0.92 [INFO] [stderr] Compiling libc v0.2.125 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Checking os_str_bytes v6.0.0 [INFO] [stderr] Compiling heck v0.4.0 [INFO] [stderr] Checking once_cell v1.10.0 [INFO] [stderr] Compiling indexmap v1.8.1 [INFO] [stderr] Checking tracing-core v0.1.26 [INFO] [stderr] Checking miniz_oxide v0.5.1 [INFO] [stderr] Checking termcolor v1.1.3 [INFO] [stderr] Checking textwrap v0.15.0 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking clap_lex v0.2.0 [INFO] [stderr] Checking thread_local v1.1.4 [INFO] [stderr] Checking tracing-log v0.1.3 [INFO] [stderr] Checking tracing-subscriber v0.3.11 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Checking flate2 v1.0.23 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Checking object v0.28.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling tracing-attributes v0.1.21 [INFO] [stderr] Compiling clap_derive v3.1.7 [INFO] [stderr] Checking tracing v0.1.34 [INFO] [stderr] Checking clap v3.1.17 [INFO] [stderr] Checking linux-hs-elf v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:20:13 [INFO] [stdout] | [INFO] [stdout] 20 | IoError(std::io::Error), [INFO] [stdout] | ------- ^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 20 | IoError(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:21:21 [INFO] [stdout] | [INFO] [stdout] 21 | ObjectReadError(object::read::Error), [INFO] [stdout] | --------------- ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 21 | ObjectReadError(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:20:13 [INFO] [stdout] | [INFO] [stdout] 20 | IoError(std::io::Error), [INFO] [stdout] | ------- ^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 20 | IoError(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:21:21 [INFO] [stdout] | [INFO] [stdout] 21 | ObjectReadError(object::read::Error), [INFO] [stdout] | --------------- ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 21 | ObjectReadError(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.15s [INFO] running `Command { std: "docker" "inspect" "c64852f51a21424a9bf0edc9276b3cf3303af34769090fcb5053763c1c8d6334", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c64852f51a21424a9bf0edc9276b3cf3303af34769090fcb5053763c1c8d6334", kill_on_drop: false }` [INFO] [stdout] c64852f51a21424a9bf0edc9276b3cf3303af34769090fcb5053763c1c8d6334 [INFO] checking bragov4ik/linux-hs-elf against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbragov4ik%2Flinux-hs-elf" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/bragov4ik/linux-hs-elf 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/bragov4ik/linux-hs-elf [INFO] finished tweaking git repo https://github.com/bragov4ik/linux-hs-elf [INFO] tweaked toml for git repo https://github.com/bragov4ik/linux-hs-elf written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/bragov4ik/linux-hs-elf 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] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] bc65c707c451f6e03d48bc7138226823550a56f26a9a6ded5ad692f6a8680b5b [INFO] running `Command { std: "docker" "start" "-a" "bc65c707c451f6e03d48bc7138226823550a56f26a9a6ded5ad692f6a8680b5b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bc65c707c451f6e03d48bc7138226823550a56f26a9a6ded5ad692f6a8680b5b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bc65c707c451f6e03d48bc7138226823550a56f26a9a6ded5ad692f6a8680b5b", kill_on_drop: false }` [INFO] [stdout] bc65c707c451f6e03d48bc7138226823550a56f26a9a6ded5ad692f6a8680b5b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 448ab9fd6cffd38685aa69a9d2e19314aa71145e8cdaeb68b2e4a105881df583 [INFO] running `Command { std: "docker" "start" "-a" "448ab9fd6cffd38685aa69a9d2e19314aa71145e8cdaeb68b2e4a105881df583", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.38 [INFO] [stderr] Compiling unicode-xid v0.2.3 [INFO] [stderr] Compiling syn v1.0.92 [INFO] [stderr] Compiling libc v0.2.125 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling heck v0.4.0 [INFO] [stderr] Checking os_str_bytes v6.0.0 [INFO] [stderr] Checking once_cell v1.10.0 [INFO] [stderr] Compiling indexmap v1.8.1 [INFO] [stderr] Checking tracing-core v0.1.26 [INFO] [stderr] Checking miniz_oxide v0.5.1 [INFO] [stderr] Checking termcolor v1.1.3 [INFO] [stderr] Checking textwrap v0.15.0 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking thread_local v1.1.4 [INFO] [stderr] Checking clap_lex v0.2.0 [INFO] [stderr] Checking tracing-log v0.1.3 [INFO] [stderr] Checking tracing-subscriber v0.3.11 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Checking flate2 v1.0.23 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Checking object v0.28.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling clap_derive v3.1.7 [INFO] [stderr] Compiling tracing-attributes v0.1.21 [INFO] [stderr] Checking tracing v0.1.34 [INFO] [stderr] Checking clap v3.1.17 [INFO] [stderr] Checking linux-hs-elf v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:20:13 [INFO] [stdout] | [INFO] [stdout] 20 | IoError(std::io::Error), [INFO] [stdout] | ------- ^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 20 | IoError(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:21:21 [INFO] [stdout] | [INFO] [stdout] 21 | ObjectReadError(object::read::Error), [INFO] [stdout] | --------------- ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 21 | ObjectReadError(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:20:13 [INFO] [stdout] | [INFO] [stdout] 20 | IoError(std::io::Error), [INFO] [stdout] | ------- ^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 20 | IoError(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:21:21 [INFO] [stdout] | [INFO] [stdout] 21 | ObjectReadError(object::read::Error), [INFO] [stdout] | --------------- ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 21 | ObjectReadError(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.93s [INFO] running `Command { std: "docker" "inspect" "448ab9fd6cffd38685aa69a9d2e19314aa71145e8cdaeb68b2e4a105881df583", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "448ab9fd6cffd38685aa69a9d2e19314aa71145e8cdaeb68b2e4a105881df583", kill_on_drop: false }` [INFO] [stdout] 448ab9fd6cffd38685aa69a9d2e19314aa71145e8cdaeb68b2e4a105881df583