[INFO] cloning repository https://github.com/mithril1992/rust_practice [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mithril1992/rust_practice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmithril1992%2Frust_practice", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmithril1992%2Frust_practice'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 98c8210092b3438bf51a7f1be0be1182dae00bef [INFO] testing mithril1992/rust_practice against 1.60.0 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmithril1992%2Frust_practice" "/workspace/builds/worker-21/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-21/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mithril1992/rust_practice on toolchain 1.60.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/mithril1992/rust_practice [INFO] finished tweaking git repo https://github.com/mithril1992/rust_practice [INFO] tweaked toml for git repo https://github.com/mithril1992/rust_practice written to /workspace/builds/worker-21/source/Cargo.toml [INFO] crate git repo https://github.com/mithril1992/rust_practice already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded gcc v0.3.54 [INFO] [stderr] Downloaded getopts v0.2.18 [INFO] [stderr] Downloaded libc v0.2.43 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d3f294d408671fb2b1d502f718e4f2ad7468941b52816c181237da3cfbfd152b [INFO] running `Command { std: "docker" "start" "-a" "d3f294d408671fb2b1d502f718e4f2ad7468941b52816c181237da3cfbfd152b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d3f294d408671fb2b1d502f718e4f2ad7468941b52816c181237da3cfbfd152b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d3f294d408671fb2b1d502f718e4f2ad7468941b52816c181237da3cfbfd152b", kill_on_drop: false }` [INFO] [stdout] d3f294d408671fb2b1d502f718e4f2ad7468941b52816c181237da3cfbfd152b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b1128735011e8af1c52ee08f5cc831411068f700b5c71d70561ca7b07cf59499 [INFO] running `Command { std: "docker" "start" "-a" "b1128735011e8af1c52ee08f5cc831411068f700b5c71d70561ca7b07cf59499", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling rust_sample v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling getopts v0.2.18 [INFO] [stdout] warning: unused variable: `program` [INFO] [stdout] --> src/bin/fizzbuzz.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 7 | let program = args[0].clone(); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_program` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/bin/fizzbuzz.rs:15:26 [INFO] [stdout] | [INFO] [stdout] 15 | Err(f) => panic!(f.to_string()) [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 15 | Err(f) => panic!("{}", f.to_string()) [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 9.01s [INFO] running `Command { std: "docker" "inspect" "b1128735011e8af1c52ee08f5cc831411068f700b5c71d70561ca7b07cf59499", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b1128735011e8af1c52ee08f5cc831411068f700b5c71d70561ca7b07cf59499", kill_on_drop: false }` [INFO] [stdout] b1128735011e8af1c52ee08f5cc831411068f700b5c71d70561ca7b07cf59499 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b5dfbe8277e706c18166239f7dca9dec10f5b51d9933e31cdc67213acf5a413f [INFO] running `Command { std: "docker" "start" "-a" "b5dfbe8277e706c18166239f7dca9dec10f5b51d9933e31cdc67213acf5a413f", kill_on_drop: false }` [INFO] [stderr] Compiling rust_sample v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `program` [INFO] [stdout] --> src/bin/fizzbuzz.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 7 | let program = args[0].clone(); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_program` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/bin/fizzbuzz.rs:15:26 [INFO] [stdout] | [INFO] [stdout] 15 | Err(f) => panic!(f.to_string()) [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 15 | Err(f) => panic!("{}", f.to_string()) [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.55s [INFO] running `Command { std: "docker" "inspect" "b5dfbe8277e706c18166239f7dca9dec10f5b51d9933e31cdc67213acf5a413f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b5dfbe8277e706c18166239f7dca9dec10f5b51d9933e31cdc67213acf5a413f", kill_on_drop: false }` [INFO] [stdout] b5dfbe8277e706c18166239f7dca9dec10f5b51d9933e31cdc67213acf5a413f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] d61fe76a0d04a33f2b99f1f1726b98901a4a259aef55b4dd85bf911dfd4bb91e [INFO] running `Command { std: "docker" "start" "-a" "d61fe76a0d04a33f2b99f1f1726b98901a4a259aef55b4dd85bf911dfd4bb91e", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `program` [INFO] [stderr] --> src/bin/fizzbuzz.rs:7:9 [INFO] [stderr] | [INFO] [stderr] 7 | let program = args[0].clone(); [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_program` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: panic message is not a string literal [INFO] [stderr] --> src/bin/fizzbuzz.rs:15:26 [INFO] [stderr] | [INFO] [stderr] 15 | Err(f) => panic!(f.to_string()) [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stderr] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: add a "{}" format string to Display the message [INFO] [stderr] | [INFO] [stderr] 15 | Err(f) => panic!("{}", f.to_string()) [INFO] [stderr] | +++++ [INFO] [stderr] [INFO] [stderr] warning: `rust_sample` (bin "fizzbuzz" test) generated 2 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/rust_sample-de398ed6124bbcff) [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/async_queue-d33f73c6ce690cae) [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/fizzbuzz-63137928989e3cdc) [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/hello-dd0a005214663c53) [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/hello_c-51ed956023077c9f) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests rust_sample [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "d61fe76a0d04a33f2b99f1f1726b98901a4a259aef55b4dd85bf911dfd4bb91e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d61fe76a0d04a33f2b99f1f1726b98901a4a259aef55b4dd85bf911dfd4bb91e", kill_on_drop: false }` [INFO] [stdout] d61fe76a0d04a33f2b99f1f1726b98901a4a259aef55b4dd85bf911dfd4bb91e