[INFO] fetching crate uppercut 0.4.0... [INFO] checking uppercut-0.4.0 against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1 [INFO] extracting crate uppercut 0.4.0 into /workspace/builds/worker-6-tc1/source [INFO] validating manifest of crates.io crate uppercut 0.4.0 on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate uppercut 0.4.0 [INFO] finished tweaking crates.io crate uppercut 0.4.0 [INFO] tweaked toml for crates.io crate uppercut 0.4.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate crates.io crate uppercut 0.4.0 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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded mio v0.8.3 [INFO] [stderr] Downloaded c_linked_list v1.1.1 [INFO] [stderr] Downloaded core_affinity v0.5.10 [INFO] [stderr] Downloaded bencher v0.1.5 [INFO] [stderr] Downloaded crossbeam-utils v0.8.8 [INFO] [stderr] Downloaded crossbeam-channel v0.5.4 [INFO] [stderr] Downloaded gcc v0.3.55 [INFO] [stderr] Downloaded get_if_addrs-sys v0.1.1 [INFO] [stderr] Downloaded get_if_addrs v0.5.3 [INFO] [stderr] Downloaded parsed v0.3.0 [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 019cd49a50b2f536cc208e79af551f0a9cb01ce627a0e112d4cb8309dff56eca [INFO] running `Command { std: "docker" "start" "-a" "019cd49a50b2f536cc208e79af551f0a9cb01ce627a0e112d4cb8309dff56eca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "019cd49a50b2f536cc208e79af551f0a9cb01ce627a0e112d4cb8309dff56eca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "019cd49a50b2f536cc208e79af551f0a9cb01ce627a0e112d4cb8309dff56eca", kill_on_drop: false }` [INFO] [stdout] 019cd49a50b2f536cc208e79af551f0a9cb01ce627a0e112d4cb8309dff56eca [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fe1887766ff75c565696a1d3540fb19420667b4766e8b56018bf0ef127f2a186 [INFO] running `Command { std: "docker" "start" "-a" "fe1887766ff75c565696a1d3540fb19420667b4766e8b56018bf0ef127f2a186", kill_on_drop: false }` [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling crossbeam-utils v0.8.8 [INFO] [stderr] Checking ppv-lite86 v0.2.16 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Checking regex-syntax v0.6.26 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking humantime v2.1.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking termcolor v1.1.3 [INFO] [stderr] Checking parsed v0.3.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking core_affinity v0.5.10 [INFO] [stderr] Checking bytes v1.1.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking bencher v0.1.5 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking mio v0.8.3 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking crossbeam-channel v0.5.4 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking uppercut v0.4.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking regex v1.5.6 [INFO] [stderr] Checking env_logger v0.8.4 [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> examples/gossip.rs:52:9 [INFO] [stdout] | [INFO] [stdout] 52 | New(String), [INFO] [stdout] | --- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Event` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 52 | New(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> examples/gossip.rs:53:9 [INFO] [stdout] | [INFO] [stdout] 53 | Out(String), [INFO] [stdout] | --- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Event` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 53 | Out(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.91s [INFO] running `Command { std: "docker" "inspect" "fe1887766ff75c565696a1d3540fb19420667b4766e8b56018bf0ef127f2a186", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fe1887766ff75c565696a1d3540fb19420667b4766e8b56018bf0ef127f2a186", kill_on_drop: false }` [INFO] [stdout] fe1887766ff75c565696a1d3540fb19420667b4766e8b56018bf0ef127f2a186 [INFO] checking uppercut-0.4.0 against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1 [INFO] extracting crate uppercut 0.4.0 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate uppercut 0.4.0 on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate uppercut 0.4.0 [INFO] finished tweaking crates.io crate uppercut 0.4.0 [INFO] tweaked toml for crates.io crate uppercut 0.4.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate crates.io crate uppercut 0.4.0 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" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d0b673f0f586227fc6eb39a6cda832f82948f318b091f7531d4b16d466cdc68d [INFO] running `Command { std: "docker" "start" "-a" "d0b673f0f586227fc6eb39a6cda832f82948f318b091f7531d4b16d466cdc68d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d0b673f0f586227fc6eb39a6cda832f82948f318b091f7531d4b16d466cdc68d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d0b673f0f586227fc6eb39a6cda832f82948f318b091f7531d4b16d466cdc68d", kill_on_drop: false }` [INFO] [stdout] d0b673f0f586227fc6eb39a6cda832f82948f318b091f7531d4b16d466cdc68d [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 64f18cd05c17cb9da51d4932de8da2febcdd41b124135fe5e38ccac8276f21b2 [INFO] running `Command { std: "docker" "start" "-a" "64f18cd05c17cb9da51d4932de8da2febcdd41b124135fe5e38ccac8276f21b2", kill_on_drop: false }` [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling crossbeam-utils v0.8.8 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Checking ppv-lite86 v0.2.16 [INFO] [stderr] Checking regex-syntax v0.6.26 [INFO] [stderr] Checking bytes v1.1.0 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking termcolor v1.1.3 [INFO] [stderr] Checking parsed v0.3.0 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking core_affinity v0.5.10 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking humantime v2.1.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking bencher v0.1.5 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking mio v0.8.3 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking crossbeam-channel v0.5.4 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking regex v1.5.6 [INFO] [stderr] Checking uppercut v0.4.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking env_logger v0.8.4 [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> examples/gossip.rs:52:9 [INFO] [stdout] | [INFO] [stdout] 52 | New(String), [INFO] [stdout] | --- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Event` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 52 | New(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> examples/gossip.rs:53:9 [INFO] [stdout] | [INFO] [stdout] 53 | Out(String), [INFO] [stdout] | --- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Event` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 53 | Out(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.70s [INFO] running `Command { std: "docker" "inspect" "64f18cd05c17cb9da51d4932de8da2febcdd41b124135fe5e38ccac8276f21b2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "64f18cd05c17cb9da51d4932de8da2febcdd41b124135fe5e38ccac8276f21b2", kill_on_drop: false }` [INFO] [stdout] 64f18cd05c17cb9da51d4932de8da2febcdd41b124135fe5e38ccac8276f21b2