[INFO] fetching crate mpstthree 0.1.16... [INFO] checking mpstthree-0.1.16 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate mpstthree 0.1.16 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate mpstthree 0.1.16 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 mpstthree 0.1.16 [INFO] removed 0 missing examples [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate mpstthree 0.1.16 [INFO] tweaked toml for crates.io crate mpstthree 0.1.16 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate crates.io crate mpstthree 0.1.16 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] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded mpst-seq v0.1.15 [INFO] [stderr] Downloaded proc-macro-crate v1.1.3 [INFO] [stderr] Downloaded fixedbitset v0.4.1 [INFO] [stderr] Downloaded trybuild v1.0.63 [INFO] [stderr] Downloaded plotters-svg v0.3.1 [INFO] [stderr] Downloaded criterion-plot v0.4.4 [INFO] [stderr] Downloaded plotters-backend v0.3.2 [INFO] [stderr] Downloaded criterion v0.3.5 [INFO] [stderr] Downloaded mpst-seq-proc v0.1.13 [INFO] [stderr] Downloaded petgraph v0.6.2 [INFO] [stderr] Downloaded plotters v0.3.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 83a96e8428c670a8ed26f4f8d6bf5f1f178dd1bb2ca18cd567de651ee463f406 [INFO] running `Command { std: "docker" "start" "-a" "83a96e8428c670a8ed26f4f8d6bf5f1f178dd1bb2ca18cd567de651ee463f406", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "83a96e8428c670a8ed26f4f8d6bf5f1f178dd1bb2ca18cd567de651ee463f406", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "83a96e8428c670a8ed26f4f8d6bf5f1f178dd1bb2ca18cd567de651ee463f406", kill_on_drop: false }` [INFO] [stdout] 83a96e8428c670a8ed26f4f8d6bf5f1f178dd1bb2ca18cd567de651ee463f406 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] bf2031c5f86e4aab87b7cf15eb0da44e590b11cd3489b802b4b3e4186c216c91 [INFO] running `Command { std: "docker" "start" "-a" "bf2031c5f86e4aab87b7cf15eb0da44e590b11cd3489b802b4b3e4186c216c91", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.39 [INFO] [stderr] Compiling unicode-ident v1.0.0 [INFO] [stderr] Compiling syn v1.0.96 [INFO] [stderr] Compiling serde v1.0.137 [INFO] [stderr] Compiling crossbeam-utils v0.8.8 [INFO] [stderr] Compiling semver v1.0.9 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling crossbeam-epoch v0.9.8 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling serde_json v1.0.81 [INFO] [stderr] Compiling rayon-core v1.9.3 [INFO] [stderr] Checking crossbeam-channel v0.5.4 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Checking getrandom v0.2.6 [INFO] [stderr] Compiling cast v0.2.7 [INFO] [stderr] Compiling rayon v1.5.3 [INFO] [stderr] Checking regex-automata v0.1.10 [INFO] [stderr] Checking plotters-backend v0.3.2 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking plotters-svg v0.3.1 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking itertools v0.10.3 [INFO] [stderr] Checking ppv-lite86 v0.2.16 [INFO] [stderr] Checking regex-syntax v0.6.26 [INFO] [stderr] Checking half v1.8.2 [INFO] [stderr] Compiling trybuild v1.0.63 [INFO] [stderr] Checking itoa v0.4.8 [INFO] [stderr] Checking walkdir v2.3.2 [INFO] [stderr] Checking plotters v0.3.1 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking regex v1.5.6 [INFO] [stderr] Checking bstr v0.2.17 [INFO] [stderr] Checking criterion-plot v0.4.4 [INFO] [stderr] Checking toml v0.5.9 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking csv v1.1.6 [INFO] [stderr] Checking glob v0.3.0 [INFO] [stderr] Checking oorandom v11.1.3 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Compiling thiserror-impl v1.0.31 [INFO] [stderr] Compiling mpst-seq-proc v0.1.13 [INFO] [stderr] Compiling serde_derive v1.0.137 [INFO] [stderr] Compiling ntest_test_cases v0.7.5 [INFO] [stderr] Compiling thiserror v1.0.31 [INFO] [stderr] Compiling proc-macro-crate v1.1.3 [INFO] [stderr] Compiling ntest_timeout v0.7.5 [INFO] [stderr] Checking ntest v0.7.5 [INFO] [stderr] Checking criterion v0.3.5 [INFO] [stderr] Checking mpst-seq v0.1.15 [INFO] [stderr] Checking mpstthree v0.1.16 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Box` is imported redundantly [INFO] [stdout] --> src/binary/close.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::boxed::Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Box` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Box` is imported redundantly [INFO] [stdout] --> src/binary/fork.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::boxed::Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Box` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Box` is imported redundantly [INFO] [stdout] --> src/binary/offer.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use std::boxed::Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Box` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Box` is imported redundantly [INFO] [stdout] --> src/binary/recv.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::boxed::Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Box` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Box` is imported redundantly [INFO] [stdout] --> src/binary/select.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::boxed::Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Box` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Box` is imported redundantly [INFO] [stdout] --> src/binary/send.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::boxed::Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Box` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `drop` is imported redundantly [INFO] [stdout] --> src/meshedchannels/mod.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 22 | use std::mem::drop; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `drop` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Box` is imported redundantly [INFO] [stdout] --> src/binary/close.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::boxed::Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Box` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Box` is imported redundantly [INFO] [stdout] --> src/binary/fork.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::boxed::Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Box` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Box` is imported redundantly [INFO] [stdout] --> src/binary/offer.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use std::boxed::Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Box` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Box` is imported redundantly [INFO] [stdout] --> src/binary/recv.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::boxed::Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Box` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Box` is imported redundantly [INFO] [stdout] --> src/binary/select.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::boxed::Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Box` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Box` is imported redundantly [INFO] [stdout] --> src/binary/send.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::boxed::Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Box` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `drop` is imported redundantly [INFO] [stdout] --> src/meshedchannels/mod.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 22 | use std::mem::drop; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `drop` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Box` is imported redundantly [INFO] [stdout] --> tests/binary_mod/main.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | use std::boxed::Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Box` 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] Finished `dev` profile [unoptimized + debuginfo] target(s) in 48.69s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.5 [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" "bf2031c5f86e4aab87b7cf15eb0da44e590b11cd3489b802b4b3e4186c216c91", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bf2031c5f86e4aab87b7cf15eb0da44e590b11cd3489b802b4b3e4186c216c91", kill_on_drop: false }` [INFO] [stdout] bf2031c5f86e4aab87b7cf15eb0da44e590b11cd3489b802b4b3e4186c216c91