[INFO] fetching crate wlambda 0.8.1... [INFO] checking wlambda-0.8.1 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] extracting crate wlambda 0.8.1 into /workspace/builds/worker-2-tc1/source [INFO] validating manifest of crates.io crate wlambda 0.8.1 on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate wlambda 0.8.1 [INFO] finished tweaking crates.io crate wlambda 0.8.1 [INFO] tweaked toml for crates.io crate wlambda 0.8.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate crates.io crate wlambda 0.8.1 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded confy v0.4.0 [INFO] [stderr] Downloaded rumqttd v0.10.0 [INFO] [stderr] Downloaded argh_shared v0.1.7 [INFO] [stderr] Downloaded segments v0.1.0 [INFO] [stderr] Downloaded jackiechan v0.0.4 [INFO] [stderr] Downloaded rustls-pemfile v0.3.0 [INFO] [stderr] Downloaded argh v0.1.7 [INFO] [stderr] Downloaded pollster v0.2.5 [INFO] [stderr] Downloaded argh_derive v0.1.7 [INFO] [stderr] Downloaded rumqttc v0.11.0 [INFO] [stderr] Downloaded tracing v0.1.31 [INFO] [stderr] Downloaded quick-xml v0.20.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 70e39541ccbf71884145496e90d352866b328bea622b67f9ead2838535566979 [INFO] running `Command { std: "docker" "start" "-a" "70e39541ccbf71884145496e90d352866b328bea622b67f9ead2838535566979", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "70e39541ccbf71884145496e90d352866b328bea622b67f9ead2838535566979", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "70e39541ccbf71884145496e90d352866b328bea622b67f9ead2838535566979", kill_on_drop: false }` [INFO] [stdout] 70e39541ccbf71884145496e90d352866b328bea622b67f9ead2838535566979 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 87315ed2d76177823f106987b4bfab1f14780c533c7d5351490a933ad05e804d [INFO] running `Command { std: "docker" "start" "-a" "87315ed2d76177823f106987b4bfab1f14780c533c7d5351490a933ad05e804d", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling libc v0.2.119 [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling syn v1.0.86 [INFO] [stderr] Compiling serde_derive v1.0.136 [INFO] [stderr] Compiling serde v1.0.136 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling nix v0.18.0 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Compiling serde_json v1.0.79 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking unicode-segmentation v1.9.0 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Checking itoa v1.0.1 [INFO] [stderr] Checking ryu v1.0.9 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Checking utf8parse v0.2.0 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Checking base64 v0.13.0 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking quick-xml v0.20.0 [INFO] [stderr] Compiling quote v1.0.15 [INFO] [stderr] Checking rmp v0.8.10 [INFO] [stderr] Checking dirs-sys-next v0.1.2 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking socket2 v0.3.19 [INFO] [stderr] Checking dirs-next v1.0.2 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking rustyline v6.3.0 [INFO] [stderr] Checking rmp-serde v0.14.4 [INFO] [stderr] Checking wlambda v0.8.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/vval.rs:975:25 [INFO] [stdout] | [INFO] [stdout] 975 | ("raccm".to_string()), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 975 - ("raccm".to_string()), [INFO] [stdout] 975 + "raccm".to_string(), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/vval.rs:977:25 [INFO] [stdout] | [INFO] [stdout] 977 | ("rslf".to_string()), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 977 - ("rslf".to_string()), [INFO] [stdout] 977 + "rslf".to_string(), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/vval.rs:979:25 [INFO] [stdout] | [INFO] [stdout] 979 | ("ritr".to_string()), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 979 - ("ritr".to_string()), [INFO] [stdout] 979 + "ritr".to_string(), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/vval.rs:983:25 [INFO] [stdout] | [INFO] [stdout] 983 | ("nul".to_string()), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 983 - ("nul".to_string()), [INFO] [stdout] 983 + "nul".to_string(), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/vval.rs:5399:33 [INFO] [stdout] | [INFO] [stdout] 5399 | VVal::Flt(f) => (*f as i64), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 5399 - VVal::Flt(f) => (*f as i64), [INFO] [stdout] 5399 + VVal::Flt(f) => *f as i64, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/vval.rs:975:25 [INFO] [stdout] | [INFO] [stdout] 975 | ("raccm".to_string()), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 975 - ("raccm".to_string()), [INFO] [stdout] 975 + "raccm".to_string(), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/vval.rs:977:25 [INFO] [stdout] | [INFO] [stdout] 977 | ("rslf".to_string()), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 977 - ("rslf".to_string()), [INFO] [stdout] 977 + "rslf".to_string(), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/vval.rs:979:25 [INFO] [stdout] | [INFO] [stdout] 979 | ("ritr".to_string()), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 979 - ("ritr".to_string()), [INFO] [stdout] 979 + "ritr".to_string(), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/vval.rs:983:25 [INFO] [stdout] | [INFO] [stdout] 983 | ("nul".to_string()), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 983 - ("nul".to_string()), [INFO] [stdout] 983 + "nul".to_string(), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/vval.rs:5399:33 [INFO] [stdout] | [INFO] [stdout] 5399 | VVal::Flt(f) => (*f as i64), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 5399 - VVal::Flt(f) => (*f as i64), [INFO] [stdout] 5399 + VVal::Flt(f) => *f as i64, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> examples/bencharena.rs:21:7 [INFO] [stdout] | [INFO] [stdout] 21 | N(AR1), [INFO] [stdout] | - ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [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] 21 | N(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> examples/bencharena.rs:22:7 [INFO] [stdout] | [INFO] [stdout] 22 | X(XXX), [INFO] [stdout] | - ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [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] 22 | X(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.08s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: quick-xml v0.20.0 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "87315ed2d76177823f106987b4bfab1f14780c533c7d5351490a933ad05e804d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "87315ed2d76177823f106987b4bfab1f14780c533c7d5351490a933ad05e804d", kill_on_drop: false }` [INFO] [stdout] 87315ed2d76177823f106987b4bfab1f14780c533c7d5351490a933ad05e804d