[INFO] fetching crate markab_parser 0.7.0... [INFO] checking markab_parser-0.7.0 against try#4a04890980766cc79878135f5ade8c0c4321e943 for pr-65819 [INFO] extracting crate markab_parser 0.7.0 into /workspace/builds/worker-9/source [INFO] validating manifest of crates.io crate markab_parser 0.7.0 on toolchain 4a04890980766cc79878135f5ade8c0c4321e943 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate markab_parser 0.7.0 [INFO] finished tweaking crates.io crate markab_parser 0.7.0 [INFO] tweaked toml for crates.io crate markab_parser 0.7.0 written to /workspace/builds/worker-9/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 59c1965a078f433ea1ad4d09d2b0e138cf0ccad10bf60980354bd563f5517144 [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" "59c1965a078f433ea1ad4d09d2b0e138cf0ccad10bf60980354bd563f5517144", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "59c1965a078f433ea1ad4d09d2b0e138cf0ccad10bf60980354bd563f5517144", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "59c1965a078f433ea1ad4d09d2b0e138cf0ccad10bf60980354bd563f5517144", kill_on_drop: false }` [INFO] [stdout] 59c1965a078f433ea1ad4d09d2b0e138cf0ccad10bf60980354bd563f5517144 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "check" "--frozen" "--all" "--all-targets" "--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] 6db77796d4aa0f86637d0799a96154089e6e040bc6b7a543b8ccbf06b49f4a8d [INFO] running `Command { std: "docker" "start" "-a" "6db77796d4aa0f86637d0799a96154089e6e040bc6b7a543b8ccbf06b49f4a8d", kill_on_drop: false }` [INFO] [stderr] Checking markab_parser v0.7.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/gen_parser/parser.rs:24:17 [INFO] [stdout] | [INFO] [stdout] 24 | generator: &'a Fn(&P1::Output) -> P2, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&P1::Output) -> P2` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/gen_parser/parser.rs:32:45 [INFO] [stdout] | [INFO] [stdout] 32 | pub fn new(requirement: P1, generator: &'a Fn(&P1::Output) -> P2) -> Self [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&P1::Output) -> P2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/map_parser/parser.rs:19:14 [INFO] [stdout] | [INFO] [stdout] 19 | mapper: &'a Fn(P::Output) -> R, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(P::Output) -> R` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/map_parser/parser.rs:26:41 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn new(requirement: P, mapper: &'a Fn(P::Output) -> R) -> Self [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(P::Output) -> R` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parser.rs:50:30 [INFO] [stdout] | [INFO] [stdout] 50 | fn map(self, mapper: &'a Fn(Self::Output) -> R) -> MapParser<'a, Self, R> [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Self::Output) -> R` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parser.rs:57:37 [INFO] [stdout] | [INFO] [stdout] 57 | fn and_gen

(self, generator: &'a Fn(&Self::Output) -> P) -> GenParser<'a, Self, P> [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Self::Output) -> P` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/gen_parser/parser.rs:24:17 [INFO] [stdout] | [INFO] [stdout] 24 | generator: &'a Fn(&P1::Output) -> P2, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&P1::Output) -> P2` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/gen_parser/parser.rs:32:45 [INFO] [stdout] | [INFO] [stdout] 32 | pub fn new(requirement: P1, generator: &'a Fn(&P1::Output) -> P2) -> Self [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&P1::Output) -> P2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/map_parser/parser.rs:19:14 [INFO] [stdout] | [INFO] [stdout] 19 | mapper: &'a Fn(P::Output) -> R, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(P::Output) -> R` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/map_parser/parser.rs:26:41 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn new(requirement: P, mapper: &'a Fn(P::Output) -> R) -> Self [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(P::Output) -> R` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parser.rs:50:30 [INFO] [stdout] | [INFO] [stdout] 50 | fn map(self, mapper: &'a Fn(Self::Output) -> R) -> MapParser<'a, Self, R> [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Self::Output) -> R` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parser.rs:57:37 [INFO] [stdout] | [INFO] [stdout] 57 | fn and_gen

(self, generator: &'a Fn(&Self::Output) -> P) -> GenParser<'a, Self, P> [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Self::Output) -> P` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `res` [INFO] [stdout] --> src/map_parser/parser.rs:88:6 [INFO] [stdout] | [INFO] [stdout] 88 | let res = parser.parse(src, &mut pos); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_res` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.15s [INFO] running `Command { std: "docker" "inspect" "6db77796d4aa0f86637d0799a96154089e6e040bc6b7a543b8ccbf06b49f4a8d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6db77796d4aa0f86637d0799a96154089e6e040bc6b7a543b8ccbf06b49f4a8d", kill_on_drop: false }` [INFO] [stdout] 6db77796d4aa0f86637d0799a96154089e6e040bc6b7a543b8ccbf06b49f4a8d