[INFO] cloning repository https://github.com/jackkav/frank [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jackkav/frank" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjackkav%2Ffrank", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjackkav%2Ffrank'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0ffe3598acc00f900e9f746a1cb5ebf0630ed862 [INFO] checking jackkav/frank against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjackkav%2Ffrank" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jackkav/frank 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/jackkav/frank [INFO] finished tweaking git repo https://github.com/jackkav/frank [INFO] tweaked toml for git repo https://github.com/jackkav/frank written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/jackkav/frank 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 ucd-util v0.1.5 [INFO] [stderr] Downloaded rustfix v0.5.1 [INFO] [stderr] Downloaded cargo-testify v0.3.0 [INFO] [stderr] Downloaded serde v1.0.102 [INFO] [stderr] Downloaded slab v0.1.3 [INFO] [stderr] Downloaded notify-rust v3.6.3 [INFO] [stderr] Downloaded inotify v0.2.3 [INFO] [stderr] Downloaded notify v2.6.3 [INFO] [stderr] Downloaded filetime v0.1.15 [INFO] [stderr] Downloaded miow v0.1.5 [INFO] [stderr] Downloaded dbus v0.6.5 [INFO] [stderr] Downloaded libc v0.2.65 [INFO] [stderr] Downloaded num-traits v0.2.9 [INFO] [stderr] Downloaded cc v1.0.47 [INFO] [stderr] Downloaded syn v1.0.8 [INFO] [stderr] Downloaded bytes v0.3.0 [INFO] [stderr] Downloaded mio v0.5.1 [INFO] [stderr] Downloaded walkdir v0.1.8 [INFO] [stderr] Downloaded serde_derive v1.0.102 [INFO] [stderr] Downloaded serde_json v1.0.41 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 468d2b591dca7dd302f750d3067a27c2d7e8f771ef8d08ded207af62e018057f [INFO] running `Command { std: "docker" "start" "-a" "468d2b591dca7dd302f750d3067a27c2d7e8f771ef8d08ded207af62e018057f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "468d2b591dca7dd302f750d3067a27c2d7e8f771ef8d08ded207af62e018057f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "468d2b591dca7dd302f750d3067a27c2d7e8f771ef8d08ded207af62e018057f", kill_on_drop: false }` [INFO] [stdout] 468d2b591dca7dd302f750d3067a27c2d7e8f771ef8d08ded207af62e018057f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 2e62462f3b7c378ef5f4aa4395a859c61805b175bc1e44d275506c640876ab88 [INFO] running `Command { std: "docker" "start" "-a" "2e62462f3b7c378ef5f4aa4395a859c61805b175bc1e44d275506c640876ab88", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Checking winapi v0.2.8 [INFO] [stderr] Compiling syn v1.0.8 [INFO] [stderr] Compiling pkg-config v0.3.17 [INFO] [stderr] Compiling cc v1.0.47 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Compiling ws2_32-sys v0.2.1 [INFO] [stderr] Compiling ryu v1.0.2 [INFO] [stderr] Compiling serde v1.0.102 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking bitflags v0.4.0 [INFO] [stderr] Compiling libdbus-sys v0.2.1 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking unicode-width v0.1.6 [INFO] [stderr] Compiling anyhow v1.0.31 [INFO] [stderr] Checking slab v0.1.3 [INFO] [stderr] Checking rustc-demangle v0.1.16 [INFO] [stderr] Checking ucd-util v0.1.5 [INFO] [stderr] Checking bytes v0.3.0 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Compiling backtrace-sys v0.1.32 [INFO] [stderr] Checking nix v0.5.1 [INFO] [stderr] Checking miow v0.1.5 [INFO] [stderr] Checking atty v0.2.13 [INFO] [stderr] Checking filetime v0.1.15 [INFO] [stderr] Checking inotify v0.2.3 [INFO] [stderr] Checking dbus v0.6.5 [INFO] [stderr] Checking regex-syntax v0.5.6 [INFO] [stderr] Checking aho-corasick v0.6.10 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking walkdir v0.1.8 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking utf8-ranges v1.0.4 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking itoa v0.4.4 [INFO] [stderr] Checking glob v0.2.11 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking backtrace v0.3.40 [INFO] [stderr] Checking error-chain v0.10.0 [INFO] [stderr] Checking mio v0.5.1 [INFO] [stderr] Checking notify v2.6.3 [INFO] [stderr] Checking notify-rust v3.6.3 [INFO] [stderr] Checking cargo-testify v0.3.0 [INFO] [stderr] Compiling serde_derive v1.0.102 [INFO] [stderr] Checking serde_json v1.0.41 [INFO] [stderr] Checking rustfix v0.5.1 [INFO] [stderr] Checking frank v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:65:53 [INFO] [stdout] | [INFO] [stdout] 65 | Err(err) => panic!("Couldn't read: {}", err.description()), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:65:53 [INFO] [stdout] | [INFO] [stdout] 65 | Err(err) => panic!("Couldn't read: {}", err.description()), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` 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] [stdout] warning: function `is_letter` is never used [INFO] [stdout] --> tests/test_string_parsing.rs:35:4 [INFO] [stdout] | [INFO] [stdout] 35 | fn is_letter(letter: u8) -> bool { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 31.69s [INFO] running `Command { std: "docker" "inspect" "2e62462f3b7c378ef5f4aa4395a859c61805b175bc1e44d275506c640876ab88", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2e62462f3b7c378ef5f4aa4395a859c61805b175bc1e44d275506c640876ab88", kill_on_drop: false }` [INFO] [stdout] 2e62462f3b7c378ef5f4aa4395a859c61805b175bc1e44d275506c640876ab88 [INFO] checking jackkav/frank against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjackkav%2Ffrank" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jackkav/frank 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/jackkav/frank [INFO] finished tweaking git repo https://github.com/jackkav/frank [INFO] tweaked toml for git repo https://github.com/jackkav/frank written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/jackkav/frank 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] fce278fb0449686d6629494207995c1e41a2eae669dac32ad2aa01480bd09378 [INFO] running `Command { std: "docker" "start" "-a" "fce278fb0449686d6629494207995c1e41a2eae669dac32ad2aa01480bd09378", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fce278fb0449686d6629494207995c1e41a2eae669dac32ad2aa01480bd09378", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fce278fb0449686d6629494207995c1e41a2eae669dac32ad2aa01480bd09378", kill_on_drop: false }` [INFO] [stdout] fce278fb0449686d6629494207995c1e41a2eae669dac32ad2aa01480bd09378 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] a4b05258b24b5b2dd54e3412a700094a8965dea1dc219618357dc1fad96bdb8a [INFO] running `Command { std: "docker" "start" "-a" "a4b05258b24b5b2dd54e3412a700094a8965dea1dc219618357dc1fad96bdb8a", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Checking winapi v0.2.8 [INFO] [stderr] Compiling cc v1.0.47 [INFO] [stderr] Compiling syn v1.0.8 [INFO] [stderr] Compiling pkg-config v0.3.17 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Compiling ws2_32-sys v0.2.1 [INFO] [stderr] Compiling serde v1.0.102 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling ryu v1.0.2 [INFO] [stderr] Compiling libdbus-sys v0.2.1 [INFO] [stderr] Checking bitflags v0.4.0 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking nix v0.5.1 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Checking miow v0.1.5 [INFO] [stderr] Checking unicode-width v0.1.6 [INFO] [stderr] Checking slab v0.1.3 [INFO] [stderr] Checking rustc-demangle v0.1.16 [INFO] [stderr] Checking ucd-util v0.1.5 [INFO] [stderr] Checking bytes v0.3.0 [INFO] [stderr] Compiling anyhow v1.0.31 [INFO] [stderr] Checking regex-syntax v0.5.6 [INFO] [stderr] Checking aho-corasick v0.6.10 [INFO] [stderr] Compiling backtrace-sys v0.1.32 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking dbus v0.6.5 [INFO] [stderr] Checking atty v0.2.13 [INFO] [stderr] Checking filetime v0.1.15 [INFO] [stderr] Checking inotify v0.2.3 [INFO] [stderr] Checking walkdir v0.1.8 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking utf8-ranges v1.0.4 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking itoa v0.4.4 [INFO] [stderr] Checking mio v0.5.1 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking glob v0.2.11 [INFO] [stderr] Checking notify v2.6.3 [INFO] [stderr] Checking backtrace v0.3.40 [INFO] [stderr] Checking error-chain v0.10.0 [INFO] [stderr] Checking notify-rust v3.6.3 [INFO] [stderr] Compiling serde_derive v1.0.102 [INFO] [stderr] Checking cargo-testify v0.3.0 [INFO] [stderr] Checking serde_json v1.0.41 [INFO] [stderr] Checking rustfix v0.5.1 [INFO] [stderr] Checking frank v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:65:53 [INFO] [stdout] | [INFO] [stdout] 65 | Err(err) => panic!("Couldn't read: {}", err.description()), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:65:53 [INFO] [stdout] | [INFO] [stdout] 65 | Err(err) => panic!("Couldn't read: {}", err.description()), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `is_letter` is never used [INFO] [stdout] --> tests/test_string_parsing.rs:35:4 [INFO] [stdout] | [INFO] [stdout] 35 | fn is_letter(letter: u8) -> bool { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 28.42s [INFO] running `Command { std: "docker" "inspect" "a4b05258b24b5b2dd54e3412a700094a8965dea1dc219618357dc1fad96bdb8a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a4b05258b24b5b2dd54e3412a700094a8965dea1dc219618357dc1fad96bdb8a", kill_on_drop: false }` [INFO] [stdout] a4b05258b24b5b2dd54e3412a700094a8965dea1dc219618357dc1fad96bdb8a