[INFO] fetching crate generic_regex 0.1.0... [INFO] testing generic_regex-0.1.0 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479 [INFO] extracting crate generic_regex 0.1.0 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate generic_regex 0.1.0 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate generic_regex 0.1.0 [INFO] finished tweaking crates.io crate generic_regex 0.1.0 [INFO] tweaked toml for crates.io crate generic_regex 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "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] 21af6c0656ecd746909fb5e417a5b277ffedf739d04a8395383493a8d9037dbb [INFO] running `Command { std: "docker" "start" "-a" "21af6c0656ecd746909fb5e417a5b277ffedf739d04a8395383493a8d9037dbb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "21af6c0656ecd746909fb5e417a5b277ffedf739d04a8395383493a8d9037dbb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "21af6c0656ecd746909fb5e417a5b277ffedf739d04a8395383493a8d9037dbb", kill_on_drop: false }` [INFO] [stdout] 21af6c0656ecd746909fb5e417a5b277ffedf739d04a8395383493a8d9037dbb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", 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] a45f232ee609308879cb609a1b5d6a89dd370b142473b45789b08dae96c86922 [INFO] running `Command { std: "docker" "start" "-a" "a45f232ee609308879cb609a1b5d6a89dd370b142473b45789b08dae96c86922", kill_on_drop: false }` [INFO] [stderr] Compiling generic_regex v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:182:35 [INFO] [stdout] | [INFO] [stdout] 182 | fn to_string(&self, t_to_string:&Fn(&T)->String )->String [INFO] [stdout] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T)->String` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [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:299:29 [INFO] [stdout] | [INFO] [stdout] 299 | pub fn map(&self,f:&Fn(&T)->U) -> RegEx [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn Fn(&T)->U` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [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:751:18 [INFO] [stdout] | [INFO] [stdout] 751 | transition: &'a Fn(usize,T)->(usize,Action),//to what state it moves [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(usize,T)->(usize,Action)` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:154:9 [INFO] [stdout] | [INFO] [stdout] 154 | let mut w:Vec>=v.iter().map(|e|e.normal_form()).filter(|e|*e!=EmptyString).collect(); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.66s [INFO] running `Command { std: "docker" "inspect" "a45f232ee609308879cb609a1b5d6a89dd370b142473b45789b08dae96c86922", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a45f232ee609308879cb609a1b5d6a89dd370b142473b45789b08dae96c86922", kill_on_drop: false }` [INFO] [stdout] a45f232ee609308879cb609a1b5d6a89dd370b142473b45789b08dae96c86922 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", 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] 6dfa218da45b5d9ddcdf3ce3da60b9283670d7b729e3a1c4d6a2c99f70e5de95 [INFO] running `Command { std: "docker" "start" "-a" "6dfa218da45b5d9ddcdf3ce3da60b9283670d7b729e3a1c4d6a2c99f70e5de95", kill_on_drop: false }` [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:182:35 [INFO] [stdout] | [INFO] [stdout] 182 | fn to_string(&self, t_to_string:&Fn(&T)->String )->String [INFO] [stdout] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T)->String` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [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:299:29 [INFO] [stdout] | [INFO] [stdout] 299 | pub fn map(&self,f:&Fn(&T)->U) -> RegEx [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn Fn(&T)->U` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [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:751:18 [INFO] [stdout] | [INFO] [stdout] 751 | transition: &'a Fn(usize,T)->(usize,Action),//to what state it moves [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(usize,T)->(usize,Action)` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling generic_regex v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:154:9 [INFO] [stdout] | [INFO] [stdout] 154 | let mut w:Vec>=v.iter().map(|e|e.normal_form()).filter(|e|*e!=EmptyString).collect(); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:182:35 [INFO] [stdout] | [INFO] [stdout] 182 | fn to_string(&self, t_to_string:&Fn(&T)->String )->String [INFO] [stdout] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T)->String` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [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:299:29 [INFO] [stdout] | [INFO] [stdout] 299 | pub fn map(&self,f:&Fn(&T)->U) -> RegEx [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn Fn(&T)->U` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [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:751:18 [INFO] [stdout] | [INFO] [stdout] 751 | transition: &'a Fn(usize,T)->(usize,Action),//to what state it moves [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(usize,T)->(usize,Action)` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:154:9 [INFO] [stdout] | [INFO] [stdout] 154 | let mut w:Vec>=v.iter().map(|e|e.normal_form()).filter(|e|*e!=EmptyString).collect(); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.69s [INFO] running `Command { std: "docker" "inspect" "6dfa218da45b5d9ddcdf3ce3da60b9283670d7b729e3a1c4d6a2c99f70e5de95", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6dfa218da45b5d9ddcdf3ce3da60b9283670d7b729e3a1c4d6a2c99f70e5de95", kill_on_drop: false }` [INFO] [stdout] 6dfa218da45b5d9ddcdf3ce3da60b9283670d7b729e3a1c4d6a2c99f70e5de95 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 08f9d9f1309fcf691bd270979b5e5b9c6e8108df89a0acb576fac3f1bc605aa9 [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" "08f9d9f1309fcf691bd270979b5e5b9c6e8108df89a0acb576fac3f1bc605aa9", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:182:35 [INFO] [stderr] | [INFO] [stderr] 182 | fn to_string(&self, t_to_string:&Fn(&T)->String )->String [INFO] [stderr] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T)->String` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:299:29 [INFO] [stderr] | [INFO] [stderr] 299 | pub fn map(&self,f:&Fn(&T)->U) -> RegEx [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Fn(&T)->U` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:751:18 [INFO] [stderr] | [INFO] [stderr] 751 | transition: &'a Fn(usize,T)->(usize,Action),//to what state it moves [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(usize,T)->(usize,Action)` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:154:9 [INFO] [stderr] | [INFO] [stderr] 154 | let mut w:Vec>=v.iter().map(|e|e.normal_form()).filter(|e|*e!=EmptyString).collect(); [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `generic_regex` (lib) generated 4 warnings [INFO] [stderr] warning: `generic_regex` (lib test) generated 4 warnings (4 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/generic_regex-790c5cf69d8088a5) [INFO] [stdout] [INFO] [stdout] running 9 tests [INFO] [stdout] test tests::it_works ... ok [INFO] [stdout] test tests::create_regex1 ... ok [INFO] [stdout] test tests::derivative1 ... ok [INFO] [stdout] test tests::raw_machine_function ... ok [INFO] [stdout] test tests::clean_headers_and_newlines ... ok [INFO] [stdout] test tests::test_u8 ... ok [INFO] [stdout] test tests::test_escaping ... ok [INFO] [stdout] test tests::create_regex_rewrite1 ... ok [INFO] [stdout] test tests::test_find ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests generic_regex [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "08f9d9f1309fcf691bd270979b5e5b9c6e8108df89a0acb576fac3f1bc605aa9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "08f9d9f1309fcf691bd270979b5e5b9c6e8108df89a0acb576fac3f1bc605aa9", kill_on_drop: false }` [INFO] [stdout] 08f9d9f1309fcf691bd270979b5e5b9c6e8108df89a0acb576fac3f1bc605aa9