[INFO] fetching crate sml-rs 0.3.0... [INFO] checking sml-rs-0.3.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate sml-rs 0.3.0 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate sml-rs 0.3.0 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 sml-rs 0.3.0 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate sml-rs 0.3.0 [INFO] tweaked toml for crates.io crate sml-rs 0.3.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate crates.io crate sml-rs 0.3.0 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded hex-literal v0.3.4 [INFO] [stderr] Downloaded crc-catalog v2.2.0 [INFO] [stderr] Downloaded crc v3.0.0 [INFO] [stderr] Downloaded bstr v1.1.0 [INFO] [stderr] Downloaded insta v1.26.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 5c1bcc558b64bc8b4fac4c9466f155466dbdb327c0b17e81e6afba49664fb470 [INFO] running `Command { std: "docker" "start" "-a" "5c1bcc558b64bc8b4fac4c9466f155466dbdb327c0b17e81e6afba49664fb470", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5c1bcc558b64bc8b4fac4c9466f155466dbdb327c0b17e81e6afba49664fb470", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5c1bcc558b64bc8b4fac4c9466f155466dbdb327c0b17e81e6afba49664fb470", kill_on_drop: false }` [INFO] [stdout] 5c1bcc558b64bc8b4fac4c9466f155466dbdb327c0b17e81e6afba49664fb470 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] c747800771f3345eb3b74d3c413d5a8ddbceb9bd563897139f53c93e84c25f86 [INFO] running `Command { std: "docker" "start" "-a" "c747800771f3345eb3b74d3c413d5a8ddbceb9bd563897139f53c93e84c25f86", kill_on_drop: false }` [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling libc v0.2.139 [INFO] [stderr] Checking aho-corasick v0.7.20 [INFO] [stderr] Checking regex-syntax v0.6.28 [INFO] [stderr] Compiling serde v1.0.152 [INFO] [stderr] Checking bstr v1.1.0 [INFO] [stderr] Checking linked-hash-map v0.5.6 [INFO] [stderr] Checking crc-catalog v2.2.0 [INFO] [stderr] Checking crc v3.0.0 [INFO] [stderr] Checking yaml-rust v0.4.5 [INFO] [stderr] Checking walkdir v2.3.2 [INFO] [stderr] Checking similar v2.2.1 [INFO] [stderr] Checking hex v0.4.3 [INFO] [stderr] Compiling hex-literal v0.3.4 [INFO] [stderr] Checking sml-rs v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Vec` is imported redundantly [INFO] [stdout] --> src/parser/complete.rs:28:5 [INFO] [stdout] | [INFO] [stdout] 28 | use alloc::vec::Vec; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Vec` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Vec` is imported redundantly [INFO] [stdout] --> src/transport.rs:36:5 [INFO] [stdout] | [INFO] [stdout] 36 | use alloc::vec::Vec; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Vec` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/parser/complete.rs:74:31 [INFO] [stdout] | [INFO] [stdout] 74 | let input_orig = input.clone(); [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `[u8]` does not implement `Clone`, so calling `clone` on `&[u8]` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking console v0.15.5 [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking regex v1.7.1 [INFO] [stderr] Checking globset v0.4.10 [INFO] [stderr] Checking insta v1.26.0 [INFO] [stdout] warning: the item `FromIterator` is imported redundantly [INFO] [stdout] --> tests/libsml-testing.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::iter::FromIterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `FromIterator` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Vec` is imported redundantly [INFO] [stdout] --> src/parser/complete.rs:28:5 [INFO] [stdout] | [INFO] [stdout] 28 | use alloc::vec::Vec; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Vec` 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: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/parser/complete.rs:74:31 [INFO] [stdout] | [INFO] [stdout] 74 | let input_orig = input.clone(); [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `[u8]` does not implement `Clone`, so calling `clone` on `&[u8]` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.97s [INFO] running `Command { std: "docker" "inspect" "c747800771f3345eb3b74d3c413d5a8ddbceb9bd563897139f53c93e84c25f86", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c747800771f3345eb3b74d3c413d5a8ddbceb9bd563897139f53c93e84c25f86", kill_on_drop: false }` [INFO] [stdout] c747800771f3345eb3b74d3c413d5a8ddbceb9bd563897139f53c93e84c25f86 [INFO] checking sml-rs-0.3.0 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] extracting crate sml-rs 0.3.0 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate sml-rs 0.3.0 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 sml-rs 0.3.0 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate sml-rs 0.3.0 [INFO] tweaked toml for crates.io crate sml-rs 0.3.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate crates.io crate sml-rs 0.3.0 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 7ff755c755b73c04568d194ade655a71abee994692988971079d605b2212f048 [INFO] running `Command { std: "docker" "start" "-a" "7ff755c755b73c04568d194ade655a71abee994692988971079d605b2212f048", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7ff755c755b73c04568d194ade655a71abee994692988971079d605b2212f048", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7ff755c755b73c04568d194ade655a71abee994692988971079d605b2212f048", kill_on_drop: false }` [INFO] [stdout] 7ff755c755b73c04568d194ade655a71abee994692988971079d605b2212f048 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 11c1160f3cf28de56cb410804bc7816614e190237281301f8af388187976f19d [INFO] running `Command { std: "docker" "start" "-a" "11c1160f3cf28de56cb410804bc7816614e190237281301f8af388187976f19d", kill_on_drop: false }` [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling libc v0.2.139 [INFO] [stderr] Checking aho-corasick v0.7.20 [INFO] [stderr] Checking regex-syntax v0.6.28 [INFO] [stderr] Compiling serde v1.0.152 [INFO] [stderr] Checking bstr v1.1.0 [INFO] [stderr] Checking crc-catalog v2.2.0 [INFO] [stderr] Checking linked-hash-map v0.5.6 [INFO] [stderr] Checking walkdir v2.3.2 [INFO] [stderr] Checking crc v3.0.0 [INFO] [stderr] Checking yaml-rust v0.4.5 [INFO] [stderr] Checking similar v2.2.1 [INFO] [stderr] Compiling hex-literal v0.3.4 [INFO] [stderr] Checking hex v0.4.3 [INFO] [stderr] Checking sml-rs v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Vec` is imported redundantly [INFO] [stdout] --> src/parser/complete.rs:28:5 [INFO] [stdout] | [INFO] [stdout] 28 | use alloc::vec::Vec; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Vec` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Vec` is imported redundantly [INFO] [stdout] --> src/transport.rs:36:5 [INFO] [stdout] | [INFO] [stdout] 36 | use alloc::vec::Vec; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Vec` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/parser/complete.rs:74:31 [INFO] [stdout] | [INFO] [stdout] 74 | let input_orig = input.clone(); [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `[u8]` does not implement `Clone`, so calling `clone` on `&[u8]` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking regex v1.7.1 [INFO] [stderr] Checking console v0.15.5 [INFO] [stderr] Checking globset v0.4.10 [INFO] [stderr] Checking insta v1.26.0 [INFO] [stdout] warning: the item `FromIterator` is imported redundantly [INFO] [stdout] --> tests/libsml-testing.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::iter::FromIterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `FromIterator` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Vec` is imported redundantly [INFO] [stdout] --> src/parser/complete.rs:28:5 [INFO] [stdout] | [INFO] [stdout] 28 | use alloc::vec::Vec; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Vec` 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: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/parser/complete.rs:74:31 [INFO] [stdout] | [INFO] [stdout] 74 | let input_orig = input.clone(); [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `[u8]` does not implement `Clone`, so calling `clone` on `&[u8]` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.24s [INFO] running `Command { std: "docker" "inspect" "11c1160f3cf28de56cb410804bc7816614e190237281301f8af388187976f19d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "11c1160f3cf28de56cb410804bc7816614e190237281301f8af388187976f19d", kill_on_drop: false }` [INFO] [stdout] 11c1160f3cf28de56cb410804bc7816614e190237281301f8af388187976f19d