[INFO] cloning repository https://github.com/dashaw92/xlcat [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dashaw92/xlcat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdashaw92%2Fxlcat", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdashaw92%2Fxlcat'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ca060417bb71782bd6409c530563518d17e931cb [INFO] checking dashaw92/xlcat against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdashaw92%2Fxlcat" "/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/dashaw92/xlcat 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/dashaw92/xlcat [INFO] finished tweaking git repo https://github.com/dashaw92/xlcat [INFO] tweaked toml for git repo https://github.com/dashaw92/xlcat written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/dashaw92/xlcat 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 redox_syscall v0.1.42 [INFO] [stderr] Downloaded miniz_oxide v0.2.0 [INFO] [stderr] Downloaded miniz_oxide_c_api v0.2.0 [INFO] [stderr] Downloaded synstructure v0.10.1 [INFO] [stderr] Downloaded failure_derive v0.1.3 [INFO] [stderr] Downloaded syn v0.15.21 [INFO] [stderr] Downloaded failure v0.1.3 [INFO] [stderr] Downloaded byteorder v1.2.7 [INFO] [stderr] Downloaded serde v1.0.80 [INFO] [stderr] Downloaded backtrace-sys v0.1.24 [INFO] [stderr] Downloaded flate2-crc v0.1.1 [INFO] [stderr] Downloaded build_const v0.2.1 [INFO] [stderr] Downloaded flate2 v1.0.5 [INFO] [stderr] Downloaded quick-xml v0.12.4 [INFO] [stderr] Downloaded encoding_rs v0.8.12 [INFO] [stderr] Downloaded calamine v0.14.7 [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] 8a366ec0841f96ab6ae431007c25a288fba0cc090adee172ddcb05d1ac4b416e [INFO] running `Command { std: "docker" "start" "-a" "8a366ec0841f96ab6ae431007c25a288fba0cc090adee172ddcb05d1ac4b416e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8a366ec0841f96ab6ae431007c25a288fba0cc090adee172ddcb05d1ac4b416e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8a366ec0841f96ab6ae431007c25a288fba0cc090adee172ddcb05d1ac4b416e", kill_on_drop: false }` [INFO] [stdout] 8a366ec0841f96ab6ae431007c25a288fba0cc090adee172ddcb05d1ac4b416e [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] 49e35ccfd20c3c813fc22743b958248bc2378f2b78e02f1fbc44ef9ac396d849 [INFO] running `Command { std: "docker" "start" "-a" "49e35ccfd20c3c813fc22743b958248bc2378f2b78e02f1fbc44ef9ac396d849", kill_on_drop: false }` [INFO] [stderr] Compiling cc v1.0.25 [INFO] [stderr] Checking libc v0.2.43 [INFO] [stderr] Checking cfg-if v0.1.6 [INFO] [stderr] Compiling proc-macro2 v0.4.24 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling build_const v0.2.1 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Checking adler32 v1.0.3 [INFO] [stderr] Compiling failure_derive v0.1.3 [INFO] [stderr] Compiling flate2-crc v0.1.1 [INFO] [stderr] Compiling encoding_rs v0.8.12 [INFO] [stderr] Checking rustc-demangle v0.1.9 [INFO] [stderr] Compiling serde v1.0.80 [INFO] [stderr] Checking podio v0.1.6 [INFO] [stderr] Checking byteorder v1.2.7 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking miniz_oxide v0.2.0 [INFO] [stderr] Compiling crc v1.8.1 [INFO] [stderr] Checking time v0.1.40 [INFO] [stderr] Compiling memchr v2.1.1 [INFO] [stderr] Compiling backtrace-sys v0.1.24 [INFO] [stderr] Compiling miniz_oxide_c_api v0.2.0 [INFO] [stderr] Checking msdos_time v0.1.6 [INFO] [stderr] Checking flate2 v1.0.5 [INFO] [stderr] Compiling quote v0.6.10 [INFO] [stderr] Compiling syn v0.15.21 [INFO] [stderr] Checking zip v0.4.2 [INFO] [stderr] Checking backtrace v0.3.9 [INFO] [stderr] Compiling synstructure v0.10.1 [INFO] [stderr] Checking failure v0.1.3 [INFO] [stderr] Checking quick-xml v0.12.4 [INFO] [stderr] Checking calamine v0.14.7 [INFO] [stderr] Checking xlcat v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:18:13 [INFO] [stdout] | [INFO] [stdout] 18 | writeln!(lock, "\nSheet: {}", sheet); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:27:17 [INFO] [stdout] | [INFO] [stdout] 27 | write!(lock, "\n"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:18:13 [INFO] [stdout] | [INFO] [stdout] 18 | writeln!(lock, "\nSheet: {}", sheet); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:27:17 [INFO] [stdout] | [INFO] [stdout] 27 | write!(lock, "\n"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.87s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: quick-xml v0.12.4 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "49e35ccfd20c3c813fc22743b958248bc2378f2b78e02f1fbc44ef9ac396d849", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "49e35ccfd20c3c813fc22743b958248bc2378f2b78e02f1fbc44ef9ac396d849", kill_on_drop: false }` [INFO] [stdout] 49e35ccfd20c3c813fc22743b958248bc2378f2b78e02f1fbc44ef9ac396d849 [INFO] checking dashaw92/xlcat against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdashaw92%2Fxlcat" "/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/dashaw92/xlcat 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/dashaw92/xlcat [INFO] finished tweaking git repo https://github.com/dashaw92/xlcat [INFO] tweaked toml for git repo https://github.com/dashaw92/xlcat written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/dashaw92/xlcat 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-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] 518946e8ace444ffe23223284bbfc15669d536d64e2bcdd7275104ba5b7b165c [INFO] running `Command { std: "docker" "start" "-a" "518946e8ace444ffe23223284bbfc15669d536d64e2bcdd7275104ba5b7b165c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "518946e8ace444ffe23223284bbfc15669d536d64e2bcdd7275104ba5b7b165c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "518946e8ace444ffe23223284bbfc15669d536d64e2bcdd7275104ba5b7b165c", kill_on_drop: false }` [INFO] [stdout] 518946e8ace444ffe23223284bbfc15669d536d64e2bcdd7275104ba5b7b165c [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] 6d50ed4905dabb75b2353581d85a31be4339fa80884dac88b1e0970c5a06ee5a [INFO] running `Command { std: "docker" "start" "-a" "6d50ed4905dabb75b2353581d85a31be4339fa80884dac88b1e0970c5a06ee5a", kill_on_drop: false }` [INFO] [stderr] Compiling cc v1.0.25 [INFO] [stderr] Checking libc v0.2.43 [INFO] [stderr] Checking cfg-if v0.1.6 [INFO] [stderr] Compiling proc-macro2 v0.4.24 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling build_const v0.2.1 [INFO] [stderr] Checking adler32 v1.0.3 [INFO] [stderr] Compiling flate2-crc v0.1.1 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling failure_derive v0.1.3 [INFO] [stderr] Checking rustc-demangle v0.1.9 [INFO] [stderr] Compiling encoding_rs v0.8.12 [INFO] [stderr] Compiling serde v1.0.80 [INFO] [stderr] Checking podio v0.1.6 [INFO] [stderr] Checking byteorder v1.2.7 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking miniz_oxide v0.2.0 [INFO] [stderr] Compiling crc v1.8.1 [INFO] [stderr] Compiling memchr v2.1.1 [INFO] [stderr] Checking time v0.1.40 [INFO] [stderr] Checking msdos_time v0.1.6 [INFO] [stderr] Compiling backtrace-sys v0.1.24 [INFO] [stderr] Compiling miniz_oxide_c_api v0.2.0 [INFO] [stderr] Compiling quote v0.6.10 [INFO] [stderr] Checking flate2 v1.0.5 [INFO] [stderr] Compiling syn v0.15.21 [INFO] [stderr] Checking zip v0.4.2 [INFO] [stderr] Checking backtrace v0.3.9 [INFO] [stderr] Compiling synstructure v0.10.1 [INFO] [stderr] Checking failure v0.1.3 [INFO] [stderr] Checking quick-xml v0.12.4 [INFO] [stderr] Checking calamine v0.14.7 [INFO] [stderr] Checking xlcat v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:18:13 [INFO] [stdout] | [INFO] [stdout] 18 | writeln!(lock, "\nSheet: {}", sheet); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:27:17 [INFO] [stdout] | [INFO] [stdout] 27 | write!(lock, "\n"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:18:13 [INFO] [stdout] | [INFO] [stdout] 18 | writeln!(lock, "\nSheet: {}", sheet); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:27:17 [INFO] [stdout] | [INFO] [stdout] 27 | write!(lock, "\n"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.96s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: quick-xml v0.12.4 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "6d50ed4905dabb75b2353581d85a31be4339fa80884dac88b1e0970c5a06ee5a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6d50ed4905dabb75b2353581d85a31be4339fa80884dac88b1e0970c5a06ee5a", kill_on_drop: false }` [INFO] [stdout] 6d50ed4905dabb75b2353581d85a31be4339fa80884dac88b1e0970c5a06ee5a