[INFO] cloning repository https://github.com/AtsukiYokota/rust_practice [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AtsukiYokota/rust_practice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAtsukiYokota%2Frust_practice", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAtsukiYokota%2Frust_practice'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4ab9c9c44ecc4c9bfea2ff1f2ba3c4178b350ab5 [INFO] testing AtsukiYokota/rust_practice against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAtsukiYokota%2Frust_practice" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/AtsukiYokota/rust_practice on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/AtsukiYokota/rust_practice [INFO] finished tweaking git repo https://github.com/AtsukiYokota/rust_practice [INFO] tweaked toml for git repo https://github.com/AtsukiYokota/rust_practice written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/AtsukiYokota/rust_practice already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c14f1ff5c448563ce88a03439b1259463006a8e127381bc82160b0e13ae0acc9 [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" "c14f1ff5c448563ce88a03439b1259463006a8e127381bc82160b0e13ae0acc9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c14f1ff5c448563ce88a03439b1259463006a8e127381bc82160b0e13ae0acc9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c14f1ff5c448563ce88a03439b1259463006a8e127381bc82160b0e13ae0acc9", kill_on_drop: false }` [INFO] [stdout] c14f1ff5c448563ce88a03439b1259463006a8e127381bc82160b0e13ae0acc9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f2e03d89b0af48e1b3ac69852b8fb6f80740cc5785332f6dd01313723e1dbdbb [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" "f2e03d89b0af48e1b3ac69852b8fb6f80740cc5785332f6dd01313723e1dbdbb", kill_on_drop: false }` [INFO] [stderr] Compiling parser v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:526:25 [INFO] [stdout] | [INFO] [stdout] 526 | let (e, loc): (&StdError, Loc) = match self { [INFO] [stdout] | ^^^^^^^^ help: use `dyn`: `dyn StdError` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `num` [INFO] [stdout] --> src/main.rs:204:8 [INFO] [stdout] | [INFO] [stdout] 204 | fn num(n: u64, loc: Loc) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `UnexpectedToken` [INFO] [stdout] --> src/main.rs:272:5 [INFO] [stdout] | [INFO] [stdout] 272 | UnexpectedToken(Token), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.80s [INFO] running `Command { std: "docker" "inspect" "f2e03d89b0af48e1b3ac69852b8fb6f80740cc5785332f6dd01313723e1dbdbb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f2e03d89b0af48e1b3ac69852b8fb6f80740cc5785332f6dd01313723e1dbdbb", kill_on_drop: false }` [INFO] [stdout] f2e03d89b0af48e1b3ac69852b8fb6f80740cc5785332f6dd01313723e1dbdbb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b5994585e2462e9386490f88975e8e57d31d4d0ff16bd79e7e3962123c651d53 [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" "b5994585e2462e9386490f88975e8e57d31d4d0ff16bd79e7e3962123c651d53", kill_on_drop: false }` [INFO] [stderr] Compiling parser v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:526:25 [INFO] [stdout] | [INFO] [stdout] 526 | let (e, loc): (&StdError, Loc) = match self { [INFO] [stdout] | ^^^^^^^^ help: use `dyn`: `dyn StdError` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `num` [INFO] [stdout] --> src/main.rs:204:8 [INFO] [stdout] | [INFO] [stdout] 204 | fn num(n: u64, loc: Loc) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `UnexpectedToken` [INFO] [stdout] --> src/main.rs:272:5 [INFO] [stdout] | [INFO] [stdout] 272 | UnexpectedToken(Token), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.61s [INFO] running `Command { std: "docker" "inspect" "b5994585e2462e9386490f88975e8e57d31d4d0ff16bd79e7e3962123c651d53", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b5994585e2462e9386490f88975e8e57d31d4d0ff16bd79e7e3962123c651d53", kill_on_drop: false }` [INFO] [stdout] b5994585e2462e9386490f88975e8e57d31d4d0ff16bd79e7e3962123c651d53 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", 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] b1dbe3aed1b86f3dcba39216fbb9c23e1e3eb810eb9f0e6ce89a52f399d01e94 [INFO] running `Command { std: "docker" "start" "-a" "b1dbe3aed1b86f3dcba39216fbb9c23e1e3eb810eb9f0e6ce89a52f399d01e94", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:526:25 [INFO] [stderr] | [INFO] [stderr] 526 | let (e, loc): (&StdError, Loc) = match self { [INFO] [stderr] | ^^^^^^^^ help: use `dyn`: `dyn StdError` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `num` [INFO] [stderr] --> src/main.rs:204:8 [INFO] [stderr] | [INFO] [stderr] 204 | fn num(n: u64, loc: Loc) -> Self { [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `UnexpectedToken` [INFO] [stderr] --> src/main.rs:272:5 [INFO] [stderr] | [INFO] [stderr] 272 | UnexpectedToken(Token), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/parser-8c3ec8eed5af1f23) [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" "b1dbe3aed1b86f3dcba39216fbb9c23e1e3eb810eb9f0e6ce89a52f399d01e94", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b1dbe3aed1b86f3dcba39216fbb9c23e1e3eb810eb9f0e6ce89a52f399d01e94", kill_on_drop: false }` [INFO] [stdout] b1dbe3aed1b86f3dcba39216fbb9c23e1e3eb810eb9f0e6ce89a52f399d01e94