[INFO] fetching crate tracing-attributes 0.1.15...
[INFO] checking tracing-attributes-0.1.15 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate tracing-attributes 0.1.15 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate tracing-attributes 0.1.15 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tracing-attributes 0.1.15
[INFO] finished tweaking crates.io crate tracing-attributes 0.1.15
[INFO] tweaked toml for crates.io crate tracing-attributes 0.1.15 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 660a2eae406463b1833dc3fce37afdf46daf52969816a3137c336f4a922ddd69
[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" "660a2eae406463b1833dc3fce37afdf46daf52969816a3137c336f4a922ddd69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "660a2eae406463b1833dc3fce37afdf46daf52969816a3137c336f4a922ddd69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "660a2eae406463b1833dc3fce37afdf46daf52969816a3137c336f4a922ddd69", kill_on_drop: false }`
[INFO] [stdout] 660a2eae406463b1833dc3fce37afdf46daf52969816a3137c336f4a922ddd69
[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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "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] d038e580696465d2ac1aa8553c25b9dfa2bddbf2257436729e1315c3788766ec
[INFO] running `Command { std: "docker" "start" "-a" "d038e580696465d2ac1aa8553c25b9dfa2bddbf2257436729e1315c3788766ec", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking pin-project-lite v0.1.12
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking tracing-core v0.1.18
[INFO] [stderr]     Checking tokio v0.2.25
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]     Checking tokio-test v0.2.1
[INFO] [stderr]     Checking tracing-attributes v0.1.15 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stdout] error: couldn't read tests/../../tracing/tests/support/mod.rs: No such file or directory (os error 2)
[INFO] [stdout]  --> tests/support.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | mod support;
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read tests/../../tracing/tests/support/mod.rs: No such file or directory (os error 2)
[INFO] [stdout]  --> tests/support.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | mod support;
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tracing-attributes`
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: couldn't read tests/../../tracing/tests/support/mod.rs: No such file or directory (os error 2)
[INFO] [stdout]  --> tests/support.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | mod support;
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read tests/../../tracing/tests/support/mod.rs: No such file or directory (os error 2)
[INFO] [stdout]  --> tests/support.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | mod support;
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read tests/../../tracing-futures/tests/support.rs: No such file or directory (os error 2)
[INFO] [stdout]  --> tests/err.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | mod support;
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read tests/../../tracing/tests/support/mod.rs: No such file or directory (os error 2)
[INFO] [stdout]  --> tests/support.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | mod support;
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read tests/../../tracing/tests/support/mod.rs: No such file or directory (os error 2)
[INFO] [stdout]  --> tests/support.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | mod support;
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read tests/../../tracing/tests/support/mod.rs: No such file or directory (os error 2)
[INFO] [stdout]  --> tests/support.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | mod support;
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read tests/../../tracing-futures/tests/support.rs: No such file or directory (os error 2)
[INFO] [stdout]  --> tests/async_fn.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | mod support;
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "d038e580696465d2ac1aa8553c25b9dfa2bddbf2257436729e1315c3788766ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d038e580696465d2ac1aa8553c25b9dfa2bddbf2257436729e1315c3788766ec", kill_on_drop: false }`
[INFO] [stdout] d038e580696465d2ac1aa8553c25b9dfa2bddbf2257436729e1315c3788766ec