[INFO] cloning repository https://github.com/erikwilson/cowbird [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/erikwilson/cowbird" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferikwilson%2Fcowbird", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferikwilson%2Fcowbird'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] eb1fa6bfd383a22ae6e3cbc0b5d113557cbc9cc2 [INFO] checking erikwilson/cowbird against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferikwilson%2Fcowbird" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/erikwilson/cowbird [INFO] finished tweaking git repo https://github.com/erikwilson/cowbird [INFO] tweaked toml for git repo https://github.com/erikwilson/cowbird written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/erikwilson/cowbird on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/erikwilson/cowbird 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8e158c2007453e8e01f940f0ace9f6fa92c72e75df4df17515131f174dab57cb [INFO] running `Command { std: "docker" "start" "-a" "8e158c2007453e8e01f940f0ace9f6fa92c72e75df4df17515131f174dab57cb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8e158c2007453e8e01f940f0ace9f6fa92c72e75df4df17515131f174dab57cb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8e158c2007453e8e01f940f0ace9f6fa92c72e75df4df17515131f174dab57cb", kill_on_drop: false }` [INFO] [stdout] 8e158c2007453e8e01f940f0ace9f6fa92c72e75df4df17515131f174dab57cb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f517ac0123d9f0c2b665df3acac9bfcb484b9f89c3c9cf4ebecc0d9b95d4c35e [INFO] running `Command { std: "docker" "start" "-a" "f517ac0123d9f0c2b665df3acac9bfcb484b9f89c3c9cf4ebecc0d9b95d4c35e", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.115 [INFO] [stderr] Compiling syn v1.0.86 [INFO] [stderr] Compiling slog v2.5.2 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling indexmap v1.8.0 [INFO] [stderr] Checking crossbeam-utils v0.8.6 [INFO] [stderr] Checking thread_local v1.1.4 [INFO] [stderr] Checking arc-swap v1.5.0 [INFO] [stderr] Compiling slog-async v2.7.0 [INFO] [stderr] Compiling serde_json v1.0.78 [INFO] [stderr] Compiling substring v1.4.5 [INFO] [stderr] Checking linked-hash-map v0.5.4 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Checking fastrand v1.7.0 [INFO] [stderr] Checking byteorder v0.5.3 [INFO] [stderr] Checking textwrap v0.14.2 [INFO] [stderr] Checking whoami v1.2.1 [INFO] [stderr] Checking crossbeam-channel v0.5.2 [INFO] [stderr] Checking yaml-rust v0.4.5 [INFO] [stderr] Checking slog-scope v4.4.0 [INFO] [stderr] Checking slog-stdlog v4.1.0 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking dirs-sys-next v0.1.2 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking positioned-io v0.2.2 [INFO] [stderr] Checking tempfile v3.3.0 [INFO] [stderr] Checking stdio-override v0.1.3 [INFO] [stderr] Checking dirs-next v2.0.0 [INFO] [stderr] Checking term v0.7.0 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking slog-term v2.8.0 [INFO] [stderr] Checking slog-envlogger v2.2.0 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling serde_derive v1.0.136 [INFO] [stderr] Compiling thiserror-impl v1.0.30 [INFO] [stderr] Compiling clap_derive v3.0.12 [INFO] [stderr] Checking thiserror v1.0.30 [INFO] [stderr] Checking yaml-split v0.3.2 [INFO] [stderr] Checking clap v3.0.13 [INFO] [stderr] Checking serde v1.0.136 [INFO] [stderr] Checking serde_yaml v0.8.23 [INFO] [stderr] Checking slog-json v2.5.0 [INFO] [stderr] Checking cowbird v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/cli.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | / /// Log file location [INFO] [stdout] 15 | | #[clap(short, long, default_value_t = concat!(env!["CARGO_PKG_NAME"],".log").to_string())] [INFO] [stdout] 16 | | pub log: String, [INFO] [stdout] | |___________________^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/cmd.rs:15:9 [INFO] [stdout] | [INFO] [stdout] 15 | exec: String, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/cmd.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 17 | / #[serde(default)] [INFO] [stdout] 18 | | args: Vec, [INFO] [stdout] | |_________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/cmd.rs:22:9 [INFO] [stdout] | [INFO] [stdout] 22 | / /// File to create [INFO] [stdout] 23 | | file: String, [INFO] [stdout] | |____________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/cmd.rs:27:9 [INFO] [stdout] | [INFO] [stdout] 27 | / /// File to modify [INFO] [stdout] 28 | | file: String, [INFO] [stdout] | |____________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/cmd.rs:29:9 [INFO] [stdout] | [INFO] [stdout] 29 | / /// Bytes to write, decode hex if value starts with "0x" [INFO] [stdout] 30 | | data: String, [INFO] [stdout] | |____________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/cmd.rs:38:9 [INFO] [stdout] | [INFO] [stdout] 38 | / /// File to delete [INFO] [stdout] 39 | | file: String, [INFO] [stdout] | |____________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/cmd.rs:45:9 [INFO] [stdout] | [INFO] [stdout] 45 | / /// Bytes to write, decode hex if value starts with "0x" [INFO] [stdout] 46 | | #[clap(default_value = "")] [INFO] [stdout] 47 | | #[serde(default)] [INFO] [stdout] 48 | | data: String, [INFO] [stdout] | |____________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/cmd.rs:56:9 [INFO] [stdout] | [INFO] [stdout] 56 | / /// File to read [INFO] [stdout] 57 | | #[clap(default_value = "-")] [INFO] [stdout] 58 | | file: String, [INFO] [stdout] | |____________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `cowbird` (lib) due to 9 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/cli.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | / /// Log file location [INFO] [stdout] 15 | | #[clap(short, long, default_value_t = concat!(env!["CARGO_PKG_NAME"],".log").to_string())] [INFO] [stdout] 16 | | pub log: String, [INFO] [stdout] | |___________________^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/cmd.rs:15:9 [INFO] [stdout] | [INFO] [stdout] 15 | exec: String, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/cmd.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 17 | / #[serde(default)] [INFO] [stdout] 18 | | args: Vec, [INFO] [stdout] | |_________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/cmd.rs:22:9 [INFO] [stdout] | [INFO] [stdout] 22 | / /// File to create [INFO] [stdout] 23 | | file: String, [INFO] [stdout] | |____________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/cmd.rs:27:9 [INFO] [stdout] | [INFO] [stdout] 27 | / /// File to modify [INFO] [stdout] 28 | | file: String, [INFO] [stdout] | |____________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/cmd.rs:29:9 [INFO] [stdout] | [INFO] [stdout] 29 | / /// Bytes to write, decode hex if value starts with "0x" [INFO] [stdout] 30 | | data: String, [INFO] [stdout] | |____________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/cmd.rs:38:9 [INFO] [stdout] | [INFO] [stdout] 38 | / /// File to delete [INFO] [stdout] 39 | | file: String, [INFO] [stdout] | |____________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/cmd.rs:45:9 [INFO] [stdout] | [INFO] [stdout] 45 | / /// Bytes to write, decode hex if value starts with "0x" [INFO] [stdout] 46 | | #[clap(default_value = "")] [INFO] [stdout] 47 | | #[serde(default)] [INFO] [stdout] 48 | | data: String, [INFO] [stdout] | |____________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/cmd.rs:56:9 [INFO] [stdout] | [INFO] [stdout] 56 | / /// File to read [INFO] [stdout] 57 | | #[clap(default_value = "-")] [INFO] [stdout] 58 | | file: String, [INFO] [stdout] | |____________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `cowbird` (lib test) due to 9 previous errors [INFO] running `Command { std: "docker" "inspect" "f517ac0123d9f0c2b665df3acac9bfcb484b9f89c3c9cf4ebecc0d9b95d4c35e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f517ac0123d9f0c2b665df3acac9bfcb484b9f89c3c9cf4ebecc0d9b95d4c35e", kill_on_drop: false }` [INFO] [stdout] f517ac0123d9f0c2b665df3acac9bfcb484b9f89c3c9cf4ebecc0d9b95d4c35e