[INFO] cloning repository https://github.com/padenot/trace-filtering [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/padenot/trace-filtering" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpadenot%2Ftrace-filtering", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpadenot%2Ftrace-filtering'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a6b5a4d1c4bc30b18ba44d5cc16ad2d04e4548bc [INFO] testing padenot/trace-filtering against 1.49.0 for beta-1.50-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpadenot%2Ftrace-filtering" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/padenot/trace-filtering on toolchain 1.49.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/padenot/trace-filtering [INFO] finished tweaking git repo https://github.com/padenot/trace-filtering [INFO] tweaked toml for git repo https://github.com/padenot/trace-filtering written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/padenot/trace-filtering already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 961e262bea47b52eddcf87767773ac8206cd2f8fed9d485f10108296d2d964fc [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" "961e262bea47b52eddcf87767773ac8206cd2f8fed9d485f10108296d2d964fc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "961e262bea47b52eddcf87767773ac8206cd2f8fed9d485f10108296d2d964fc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "961e262bea47b52eddcf87767773ac8206cd2f8fed9d485f10108296d2d964fc", kill_on_drop: false }` [INFO] [stdout] 961e262bea47b52eddcf87767773ac8206cd2f8fed9d485f10108296d2d964fc [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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 16b35e0501a1e867d7942db21110da3b08f65e15b102cbb423df5c41adbcd513 [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" "16b35e0501a1e867d7942db21110da3b08f65e15b102cbb423df5c41adbcd513", kill_on_drop: false }` [INFO] [stderr] Compiling syn v0.15.8 [INFO] [stderr] Compiling serde_json v1.0.32 [INFO] [stderr] Compiling serde_derive v1.0.79 [INFO] [stderr] Compiling trace-filtering v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::io::Read` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::io::Read; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `duration` [INFO] [stdout] --> src/main.rs:33:9 [INFO] [stdout] | [INFO] [stdout] 33 | let mut duration = 0; [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_duration` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:27:9 [INFO] [stdout] | [INFO] [stdout] 27 | let mut f = File::open("trace.log.child-1").expect("file not found"); [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: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:33:9 [INFO] [stdout] | [INFO] [stdout] 33 | let mut duration = 0; [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 26.46s [INFO] running `Command { std: "docker" "inspect" "16b35e0501a1e867d7942db21110da3b08f65e15b102cbb423df5c41adbcd513", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "16b35e0501a1e867d7942db21110da3b08f65e15b102cbb423df5c41adbcd513", kill_on_drop: false }` [INFO] [stdout] 16b35e0501a1e867d7942db21110da3b08f65e15b102cbb423df5c41adbcd513 [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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] df15a36df7a6dc0683edfcef2162c18b1a75b69ad4e8a3807c1812b06205240a [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" "df15a36df7a6dc0683edfcef2162c18b1a75b69ad4e8a3807c1812b06205240a", kill_on_drop: false }` [INFO] [stderr] Compiling trace-filtering v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::io::Read` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::io::Read; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `duration` [INFO] [stdout] --> src/main.rs:33:9 [INFO] [stdout] | [INFO] [stdout] 33 | let mut duration = 0; [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_duration` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:27:9 [INFO] [stdout] | [INFO] [stdout] 27 | let mut f = File::open("trace.log.child-1").expect("file not found"); [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: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:33:9 [INFO] [stdout] | [INFO] [stdout] 33 | let mut duration = 0; [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.10s [INFO] running `Command { std: "docker" "inspect" "df15a36df7a6dc0683edfcef2162c18b1a75b69ad4e8a3807c1812b06205240a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "df15a36df7a6dc0683edfcef2162c18b1a75b69ad4e8a3807c1812b06205240a", kill_on_drop: false }` [INFO] [stdout] df15a36df7a6dc0683edfcef2162c18b1a75b69ad4e8a3807c1812b06205240a [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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] b02190d36d3be7615749d217dc315de644eb8bf1201d16584536a599dc509b73 [INFO] running `Command { std: "docker" "start" "-a" "b02190d36d3be7615749d217dc315de644eb8bf1201d16584536a599dc509b73", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `std::io::Read` [INFO] [stderr] --> src/main.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::io::Read; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `duration` [INFO] [stderr] --> src/main.rs:33:9 [INFO] [stderr] | [INFO] [stderr] 33 | let mut duration = 0; [INFO] [stderr] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_duration` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:27:9 [INFO] [stderr] | [INFO] [stderr] 27 | let mut f = File::open("trace.log.child-1").expect("file not found"); [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: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:33:9 [INFO] [stderr] | [INFO] [stderr] 33 | let mut duration = 0; [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/trace_filtering-08a9b1ff3170a067 [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 [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "b02190d36d3be7615749d217dc315de644eb8bf1201d16584536a599dc509b73", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b02190d36d3be7615749d217dc315de644eb8bf1201d16584536a599dc509b73", kill_on_drop: false }` [INFO] [stdout] b02190d36d3be7615749d217dc315de644eb8bf1201d16584536a599dc509b73