[INFO] fetching crate preftool-dirs 0.2.0... [INFO] checking preftool-dirs-0.2.0 against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920 [INFO] extracting crate preftool-dirs 0.2.0 into /workspace/builds/worker-3/source [INFO] validating manifest of crates.io crate preftool-dirs 0.2.0 on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate preftool-dirs 0.2.0 [INFO] finished tweaking crates.io crate preftool-dirs 0.2.0 [INFO] tweaked toml for crates.io crate preftool-dirs 0.2.0 written to /workspace/builds/worker-3/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 934636a82e06323cd94cc98c0da93fe3a09125c927e53945c1d7ca5f7d24058e [INFO] running `Command { std: "docker" "start" "-a" "934636a82e06323cd94cc98c0da93fe3a09125c927e53945c1d7ca5f7d24058e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "934636a82e06323cd94cc98c0da93fe3a09125c927e53945c1d7ca5f7d24058e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "934636a82e06323cd94cc98c0da93fe3a09125c927e53945c1d7ca5f7d24058e", kill_on_drop: false }` [INFO] [stdout] 934636a82e06323cd94cc98c0da93fe3a09125c927e53945c1d7ca5f7d24058e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 814a2319a24a2ecffdb6c6c324771a5f6ba70fdd6fde825a93e9be4c7d584aae [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "814a2319a24a2ecffdb6c6c324771a5f6ba70fdd6fde825a93e9be4c7d584aae", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.94 [INFO] [stderr] Compiling cc v1.0.67 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling slog v2.7.0 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Checking tinyvec_macros v0.1.0 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Checking gimli v0.23.0 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Checking rustc-demangle v0.1.19 [INFO] [stderr] Checking object v0.23.0 [INFO] [stderr] Checking arc-swap v1.2.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking crossbeam v0.2.12 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking tinyvec v1.2.0 [INFO] [stderr] Compiling error-chain v0.12.4 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking unicode-normalization v0.1.17 [INFO] [stderr] Checking slog-scope v4.4.0 [INFO] [stderr] Compiling aho-corasick v0.7.18 [INFO] [stderr] Checking slog-stdlog v3.0.5 [INFO] [stderr] Compiling backtrace v0.3.58 [INFO] [stderr] Checking dirs-sys v0.1.0 [INFO] [stderr] Checking addr2line v0.14.1 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling caseless v0.2.1 [INFO] [stderr] Checking preftool v0.2.0 [INFO] [stderr] Checking preftool-dirs v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/lib.rs:204:6 [INFO] [stdout] | [INFO] [stdout] 204 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/lib.rs:204:6 [INFO] [stdout] | [INFO] [stdout] 204 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/lib.rs:220:6 [INFO] [stdout] | [INFO] [stdout] 220 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/lib.rs:220:6 [INFO] [stdout] | [INFO] [stdout] 220 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:262:60 [INFO] [stdout] | [INFO] [stdout] 262 | fn serialize(&self, rec: &slog::Record, serializer: &mut slog::Serializer) -> slog::Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn slog::Serializer` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:262:60 [INFO] [stdout] | [INFO] [stdout] 262 | fn serialize(&self, rec: &slog::Record, serializer: &mut slog::Serializer) -> slog::Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn slog::Serializer` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:300:66 [INFO] [stdout] | [INFO] [stdout] 300 | fn serialize(&self, rec: &Record, key: Key, serializer: &mut Serializer) -> Result { [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `dyn Serializer` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:300:66 [INFO] [stdout] | [INFO] [stdout] 300 | fn serialize(&self, rec: &Record, key: Key, serializer: &mut Serializer) -> Result { [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `dyn Serializer` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 30.96s [INFO] running `Command { std: "docker" "inspect" "814a2319a24a2ecffdb6c6c324771a5f6ba70fdd6fde825a93e9be4c7d584aae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "814a2319a24a2ecffdb6c6c324771a5f6ba70fdd6fde825a93e9be4c7d584aae", kill_on_drop: false }` [INFO] [stdout] 814a2319a24a2ecffdb6c6c324771a5f6ba70fdd6fde825a93e9be4c7d584aae