[INFO] fetching crate incremental-topo 0.2.1... [INFO] checking incremental-topo-0.2.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate incremental-topo 0.2.1 into /workspace/builds/worker-6-tc1/source [INFO] validating manifest of crates.io crate incremental-topo 0.2.1 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 crates.io crate incremental-topo 0.2.1 [INFO] finished tweaking crates.io crate incremental-topo 0.2.1 [INFO] tweaked toml for crates.io crate incremental-topo 0.2.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate crates.io crate incremental-topo 0.2.1 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded perfcnt v0.8.0 [INFO] [stderr] Downloaded mmap v0.1.1 [INFO] [stderr] Downloaded phf v0.9.0 [INFO] [stderr] Downloaded phf_generator v0.9.1 [INFO] [stderr] Downloaded phf_shared v0.9.0 [INFO] [stderr] Downloaded phf_codegen v0.9.0 [INFO] [stderr] Downloaded raw-cpuid v10.3.0 [INFO] [stderr] Downloaded crossbeam-epoch v0.9.9 [INFO] [stderr] Downloaded semver v1.0.12 [INFO] [stderr] Downloaded crossbeam-channel v0.5.5 [INFO] [stderr] Downloaded backtrace v0.3.66 [INFO] [stderr] Downloaded generational-arena v0.2.8 [INFO] [stderr] Downloaded ordered-float v3.0.0 [INFO] [stderr] Downloaded x86 v0.47.0 [INFO] [stderr] Downloaded criterion-perf-events v0.2.0 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7083ae7aed717925992bd80218b6cfe2496e8643824a0558839ccf4913fef840 [INFO] running `Command { std: "docker" "start" "-a" "7083ae7aed717925992bd80218b6cfe2496e8643824a0558839ccf4913fef840", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7083ae7aed717925992bd80218b6cfe2496e8643824a0558839ccf4913fef840", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7083ae7aed717925992bd80218b6cfe2496e8643824a0558839ccf4913fef840", kill_on_drop: false }` [INFO] [stdout] 7083ae7aed717925992bd80218b6cfe2496e8643824a0558839ccf4913fef840 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a6bc23da5da794056c3738850adbc989665e487704fd9d693d890ad4b1d9c462 [INFO] running `Command { std: "docker" "start" "-a" "a6bc23da5da794056c3738850adbc989665e487704fd9d693d890ad4b1d9c462", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling serde v1.0.138 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.10 [INFO] [stderr] Compiling semver v1.0.12 [INFO] [stderr] Compiling ppv-lite86 v0.2.16 [INFO] [stderr] Compiling syn v1.0.98 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Checking once_cell v1.13.0 [INFO] [stderr] Compiling siphasher v0.3.10 [INFO] [stderr] Compiling crossbeam-epoch v0.9.9 [INFO] [stderr] Compiling ryu v1.0.10 [INFO] [stderr] Compiling regex-automata v0.1.10 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling itoa v1.0.2 [INFO] [stderr] Compiling itoa v0.4.8 [INFO] [stderr] Checking regex-syntax v0.6.27 [INFO] [stderr] Compiling phf_shared v0.9.0 [INFO] [stderr] Checking either v1.7.0 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling rayon v1.5.3 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Compiling backtrace v0.3.66 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling getrandom v0.2.7 [INFO] [stderr] Compiling nom v4.2.3 [INFO] [stderr] Checking crossbeam-channel v0.5.5 [INFO] [stderr] Checking phf v0.9.0 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Compiling cast v0.2.7 [INFO] [stderr] Checking itertools v0.10.3 [INFO] [stderr] Checking rayon-core v1.9.3 [INFO] [stderr] Checking raw-cpuid v10.3.0 [INFO] [stderr] Checking libc v0.1.12 [INFO] [stderr] Checking tempdir v0.3.7 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Checking bit_field v0.10.1 [INFO] [stderr] Checking gimli v0.26.1 [INFO] [stderr] Compiling unicode-xid v0.2.3 [INFO] [stderr] Checking mmap v0.1.1 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking miniz_oxide v0.5.3 [INFO] [stderr] Checking plotters v0.3.2 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking object v0.29.0 [INFO] [stderr] Checking rustc-demangle v0.1.21 [INFO] [stderr] Checking generational-arena v0.2.8 [INFO] [stderr] Checking ordered-float v3.0.0 [INFO] [stderr] Checking incremental-topo v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Iterator` is imported redundantly [INFO] [stdout] --> src/lib.rs:94:5 [INFO] [stdout] | [INFO] [stdout] 94 | iter::Iterator, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Iterator` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking regex v1.6.0 [INFO] [stderr] Compiling phf_generator v0.9.1 [INFO] [stderr] Compiling phf_codegen v0.9.0 [INFO] [stderr] Checking criterion-plot v0.4.4 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking serde_json v1.0.82 [INFO] [stderr] Checking bstr v0.2.17 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Checking pretty_env_logger v0.4.0 [INFO] [stderr] Compiling serde_derive v1.0.138 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Checking addr2line v0.17.0 [INFO] [stderr] Checking csv v1.1.6 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Compiling x86 v0.47.0 [INFO] [stderr] Checking criterion v0.3.6 [INFO] [stderr] Checking perfcnt v0.8.0 [INFO] [stderr] Checking criterion-perf-events v0.2.0 [INFO] [stdout] warning: the item `Iterator` is imported redundantly [INFO] [stdout] --> src/lib.rs:94:5 [INFO] [stdout] | [INFO] [stdout] 94 | iter::Iterator, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Iterator` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> benches/basic_operations.rs:159:67 [INFO] [stdout] | [INFO] [stdout] 159 | dag.descendants_unsorted(i).unwrap().for_each(|v| drop(v)); [INFO] [stdout] | ^^^^^-^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `(usize, Node)` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] = note: `#[warn(dropping_copy_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> benches/basic_operations.rs:171:58 [INFO] [stdout] | [INFO] [stdout] 171 | dag.descendants(i).unwrap().for_each(|v| drop(v)); [INFO] [stdout] | ^^^^^-^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `Node` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 37.27s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v4.2.3 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] running `Command { std: "docker" "inspect" "a6bc23da5da794056c3738850adbc989665e487704fd9d693d890ad4b1d9c462", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a6bc23da5da794056c3738850adbc989665e487704fd9d693d890ad4b1d9c462", kill_on_drop: false }` [INFO] [stdout] a6bc23da5da794056c3738850adbc989665e487704fd9d693d890ad4b1d9c462 [INFO] checking incremental-topo-0.2.1 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] extracting crate incremental-topo 0.2.1 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate incremental-topo 0.2.1 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 crates.io crate incremental-topo 0.2.1 [INFO] finished tweaking crates.io crate incremental-topo 0.2.1 [INFO] tweaked toml for crates.io crate incremental-topo 0.2.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate crates.io crate incremental-topo 0.2.1 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5f603654b149c45616d47c2759940974f10c6f07d5504572244240705afd55e9 [INFO] running `Command { std: "docker" "start" "-a" "5f603654b149c45616d47c2759940974f10c6f07d5504572244240705afd55e9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5f603654b149c45616d47c2759940974f10c6f07d5504572244240705afd55e9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5f603654b149c45616d47c2759940974f10c6f07d5504572244240705afd55e9", kill_on_drop: false }` [INFO] [stdout] 5f603654b149c45616d47c2759940974f10c6f07d5504572244240705afd55e9 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5a1c6336baa6b99f29c56c397e5e2c75836ef6b5d292b20d336d6783593b98a2 [INFO] running `Command { std: "docker" "start" "-a" "5a1c6336baa6b99f29c56c397e5e2c75836ef6b5d292b20d336d6783593b98a2", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling serde v1.0.138 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling semver v1.0.12 [INFO] [stderr] Compiling ppv-lite86 v0.2.16 [INFO] [stderr] Compiling crossbeam-utils v0.8.10 [INFO] [stderr] Compiling syn v1.0.98 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling siphasher v0.3.10 [INFO] [stderr] Checking once_cell v1.13.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.9 [INFO] [stderr] Compiling ryu v1.0.10 [INFO] [stderr] Compiling regex-automata v0.1.10 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling phf_shared v0.9.0 [INFO] [stderr] Compiling itoa v1.0.2 [INFO] [stderr] Compiling itoa v0.4.8 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Checking either v1.7.0 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Checking regex-syntax v0.6.27 [INFO] [stderr] Checking crossbeam-channel v0.5.5 [INFO] [stderr] Compiling getrandom v0.2.7 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Compiling rayon v1.5.3 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Compiling nom v4.2.3 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Compiling backtrace v0.3.66 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking phf v0.9.0 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Compiling cast v0.2.7 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Checking itertools v0.10.3 [INFO] [stderr] Checking raw-cpuid v10.3.0 [INFO] [stderr] Compiling unicode-xid v0.2.3 [INFO] [stderr] Checking bit_field v0.10.1 [INFO] [stderr] Checking rayon-core v1.9.3 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking libc v0.1.12 [INFO] [stderr] Checking gimli v0.26.1 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking miniz_oxide v0.5.3 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Checking object v0.29.0 [INFO] [stderr] Checking tempdir v0.3.7 [INFO] [stderr] Checking mmap v0.1.1 [INFO] [stderr] Checking plotters v0.3.2 [INFO] [stderr] Checking rustc-demangle v0.1.21 [INFO] [stderr] Checking generational-arena v0.2.8 [INFO] [stderr] Checking ordered-float v3.0.0 [INFO] [stderr] Checking criterion-plot v0.4.4 [INFO] [stderr] Checking incremental-topo v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Iterator` is imported redundantly [INFO] [stdout] --> src/lib.rs:94:5 [INFO] [stdout] | [INFO] [stdout] 94 | iter::Iterator, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Iterator` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling phf_generator v0.9.1 [INFO] [stderr] Compiling phf_codegen v0.9.0 [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking regex v1.6.0 [INFO] [stderr] Checking addr2line v0.17.0 [INFO] [stderr] Checking bstr v0.2.17 [INFO] [stderr] Checking serde_json v1.0.82 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Checking csv v1.1.6 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Compiling serde_derive v1.0.138 [INFO] [stderr] Checking pretty_env_logger v0.4.0 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Compiling x86 v0.47.0 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking criterion v0.3.6 [INFO] [stderr] Checking perfcnt v0.8.0 [INFO] [stderr] Checking criterion-perf-events v0.2.0 [INFO] [stdout] warning: the item `Iterator` is imported redundantly [INFO] [stdout] --> src/lib.rs:94:5 [INFO] [stdout] | [INFO] [stdout] 94 | iter::Iterator, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Iterator` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> benches/basic_operations.rs:159:67 [INFO] [stdout] | [INFO] [stdout] 159 | dag.descendants_unsorted(i).unwrap().for_each(|v| drop(v)); [INFO] [stdout] | ^^^^^-^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `(usize, Node)` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] = note: `#[warn(dropping_copy_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> benches/basic_operations.rs:171:58 [INFO] [stdout] | [INFO] [stdout] 171 | dag.descendants(i).unwrap().for_each(|v| drop(v)); [INFO] [stdout] | ^^^^^-^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `Node` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 34.46s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v4.2.3 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] running `Command { std: "docker" "inspect" "5a1c6336baa6b99f29c56c397e5e2c75836ef6b5d292b20d336d6783593b98a2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5a1c6336baa6b99f29c56c397e5e2c75836ef6b5d292b20d336d6783593b98a2", kill_on_drop: false }` [INFO] [stdout] 5a1c6336baa6b99f29c56c397e5e2c75836ef6b5d292b20d336d6783593b98a2