[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 never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdashaw92%2Fxlcat" "/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/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-4-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 time v0.1.40 [INFO] [stderr] Downloaded failure_derive v0.1.3 [INFO] [stderr] Downloaded cc v1.0.25 [INFO] [stderr] Downloaded quote v0.6.10 [INFO] [stderr] Downloaded rustc-demangle v0.1.9 [INFO] [stderr] Downloaded byteorder v1.2.7 [INFO] [stderr] Downloaded serde v1.0.80 [INFO] [stderr] Downloaded syn v0.15.21 [INFO] [stderr] Downloaded miniz_oxide_c_api v0.2.0 [INFO] [stderr] Downloaded backtrace-sys v0.1.24 [INFO] [stderr] Downloaded libc v0.2.43 [INFO] [stderr] Downloaded failure v0.1.3 [INFO] [stderr] Downloaded memchr v2.1.1 [INFO] [stderr] Downloaded quick-xml v0.12.4 [INFO] [stderr] Downloaded encoding_rs v0.8.12 [INFO] [stderr] Downloaded backtrace v0.3.9 [INFO] [stderr] Downloaded proc-macro2 v0.4.24 [INFO] [stderr] Downloaded flate2 v1.0.5 [INFO] [stderr] Downloaded flate2-crc v0.1.1 [INFO] [stderr] Downloaded calamine v0.14.7 [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] 34191902e84f5152935bd3b7013aac7483db88e7b836e6efa15f34de29445784 [INFO] running `Command { std: "docker" "start" "-a" "34191902e84f5152935bd3b7013aac7483db88e7b836e6efa15f34de29445784", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "34191902e84f5152935bd3b7013aac7483db88e7b836e6efa15f34de29445784", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "34191902e84f5152935bd3b7013aac7483db88e7b836e6efa15f34de29445784", kill_on_drop: false }` [INFO] [stdout] 34191902e84f5152935bd3b7013aac7483db88e7b836e6efa15f34de29445784 [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] 91402d21c6bf5249e67efa5acdf8b756933fcf0e18e5816b7f955be369b42c9c [INFO] running `Command { std: "docker" "start" "-a" "91402d21c6bf5249e67efa5acdf8b756933fcf0e18e5816b7f955be369b42c9c", 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 build_const v0.2.1 [INFO] [stderr] Compiling flate2-crc v0.1.1 [INFO] [stderr] Compiling failure_derive v0.1.3 [INFO] [stderr] Checking adler32 v1.0.3 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Checking miniz_oxide v0.2.0 [INFO] [stderr] Compiling crc v1.8.1 [INFO] [stderr] Checking rustc-demangle v0.1.9 [INFO] [stderr] Compiling memchr v2.1.1 [INFO] [stderr] Compiling encoding_rs v0.8.12 [INFO] [stderr] Checking time v0.1.40 [INFO] [stderr] Compiling serde v1.0.80 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking msdos_time v0.1.6 [INFO] [stderr] Checking podio v0.1.6 [INFO] [stderr] Checking byteorder v1.2.7 [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] Compiling syn v0.15.21 [INFO] [stderr] Checking flate2 v1.0.5 [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 17.70s [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 3` [INFO] running `Command { std: "docker" "inspect" "91402d21c6bf5249e67efa5acdf8b756933fcf0e18e5816b7f955be369b42c9c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "91402d21c6bf5249e67efa5acdf8b756933fcf0e18e5816b7f955be369b42c9c", kill_on_drop: false }` [INFO] [stdout] 91402d21c6bf5249e67efa5acdf8b756933fcf0e18e5816b7f955be369b42c9c [INFO] checking dashaw92/xlcat against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdashaw92%2Fxlcat" "/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/dashaw92/xlcat 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/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-4-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5a25ad4923323a03be07e2083554147d37745fdcad2f98aab33f96753d40986b [INFO] running `Command { std: "docker" "start" "-a" "5a25ad4923323a03be07e2083554147d37745fdcad2f98aab33f96753d40986b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5a25ad4923323a03be07e2083554147d37745fdcad2f98aab33f96753d40986b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5a25ad4923323a03be07e2083554147d37745fdcad2f98aab33f96753d40986b", kill_on_drop: false }` [INFO] [stdout] 5a25ad4923323a03be07e2083554147d37745fdcad2f98aab33f96753d40986b [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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2af5dba43b86d7551d7372835790e4b4a44832b1fd39b9477d18f61f6900fd40 [INFO] running `Command { std: "docker" "start" "-a" "2af5dba43b86d7551d7372835790e4b4a44832b1fd39b9477d18f61f6900fd40", 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 build_const v0.2.1 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling failure_derive v0.1.3 [INFO] [stderr] Compiling flate2-crc v0.1.1 [INFO] [stderr] Checking adler32 v1.0.3 [INFO] [stderr] Compiling crc v1.8.1 [INFO] [stderr] Checking miniz_oxide v0.2.0 [INFO] [stderr] Compiling memchr v2.1.1 [INFO] [stderr] Checking rustc-demangle v0.1.9 [INFO] [stderr] Compiling encoding_rs v0.8.12 [INFO] [stderr] Checking time v0.1.40 [INFO] [stderr] Compiling serde v1.0.80 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking podio v0.1.6 [INFO] [stderr] Checking byteorder v1.2.7 [INFO] [stderr] Checking msdos_time v0.1.6 [INFO] [stderr] Compiling quote v0.6.10 [INFO] [stderr] Compiling backtrace-sys v0.1.24 [INFO] [stderr] Compiling miniz_oxide_c_api v0.2.0 [INFO] [stderr] Compiling syn v0.15.21 [INFO] [stderr] Checking flate2 v1.0.5 [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: 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: 2 warnings emitted [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 15.55s [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 3` [INFO] running `Command { std: "docker" "inspect" "2af5dba43b86d7551d7372835790e4b4a44832b1fd39b9477d18f61f6900fd40", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2af5dba43b86d7551d7372835790e4b4a44832b1fd39b9477d18f61f6900fd40", kill_on_drop: false }` [INFO] [stdout] 2af5dba43b86d7551d7372835790e4b4a44832b1fd39b9477d18f61f6900fd40