[INFO] fetching crate rs_tracing 1.0.1...
[INFO] testing rs_tracing-1.0.1 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate rs_tracing 1.0.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate rs_tracing 1.0.1 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rs_tracing 1.0.1
[INFO] finished tweaking crates.io crate rs_tracing 1.0.1
[INFO] tweaked toml for crates.io crate rs_tracing 1.0.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a7d6ded91605496ee6ab48d50526d5deb90972112448c3da08aa395218b39442
[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" "a7d6ded91605496ee6ab48d50526d5deb90972112448c3da08aa395218b39442", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7d6ded91605496ee6ab48d50526d5deb90972112448c3da08aa395218b39442", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7d6ded91605496ee6ab48d50526d5deb90972112448c3da08aa395218b39442", kill_on_drop: false }`
[INFO] [stdout] a7d6ded91605496ee6ab48d50526d5deb90972112448c3da08aa395218b39442
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec80c95ce12ffd48f88b6c5bd39e3e8e96d4b381c198bffee9682b3675ee6009
[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" "ec80c95ce12ffd48f88b6c5bd39e3e8e96d4b381c198bffee9682b3675ee6009", kill_on_drop: false }`
[INFO] [stderr]    Compiling rs_tracing v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "ec80c95ce12ffd48f88b6c5bd39e3e8e96d4b381c198bffee9682b3675ee6009", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec80c95ce12ffd48f88b6c5bd39e3e8e96d4b381c198bffee9682b3675ee6009", kill_on_drop: false }`
[INFO] [stdout] ec80c95ce12ffd48f88b6c5bd39e3e8e96d4b381c198bffee9682b3675ee6009
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 416153ba14bd24bae73e8296f6409c90c495eefefa47d9ec2fb8269e12a571b7
[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" "416153ba14bd24bae73e8296f6409c90c495eefefa47d9ec2fb8269e12a571b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling rs_tracing v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "416153ba14bd24bae73e8296f6409c90c495eefefa47d9ec2fb8269e12a571b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "416153ba14bd24bae73e8296f6409c90c495eefefa47d9ec2fb8269e12a571b7", kill_on_drop: false }`
[INFO] [stdout] 416153ba14bd24bae73e8296f6409c90c495eefefa47d9ec2fb8269e12a571b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "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] 3634119cf7c3916dcb285fbefbd6d3dfeb52da14d1a66d9e9d5c5f6758fee248
[INFO] running `Command { std: "docker" "start" "-a" "3634119cf7c3916dcb285fbefbd6d3dfeb52da14d1a66d9e9d5c5f6758fee248", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rs_tracing-0a9b25d8b2d77a36)
[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] [stderr]    Doc-tests rs_tracing
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test src/lib.rs - trace_expr (line 153) ... ok
[INFO] [stdout] test src/lib.rs - trace_begin (line 192) ... ok
[INFO] [stdout] test src/lib.rs - trace_end (line 241) ... ok
[INFO] [stdout] test src/lib.rs - trace_scoped (line 111) ... ok
[INFO] [stdout] test src/lib.rs - trace_activate (line 31) ... ok
[INFO] [stdout] test src/lib.rs - trace_deactivate (line 50) ... ok
[INFO] [stdout] test src/lib.rs - trace_scoped (line 120) ... ok
[INFO] [stdout] test src/lib.rs - trace_begin (line 200) ... ok
[INFO] [stdout] test src/lib.rs - trace_expr (line 160) ... ok
[INFO] [stdout] test src/lib.rs - open_trace_file (line 69) ... ok
[INFO] [stdout] test src/lib.rs - trace_end (line 233) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.96s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3634119cf7c3916dcb285fbefbd6d3dfeb52da14d1a66d9e9d5c5f6758fee248", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3634119cf7c3916dcb285fbefbd6d3dfeb52da14d1a66d9e9d5c5f6758fee248", kill_on_drop: false }`
[INFO] [stdout] 3634119cf7c3916dcb285fbefbd6d3dfeb52da14d1a66d9e9d5c5f6758fee248