[INFO] fetching crate holochain_tracing 0.0.24...
[INFO] testing holochain_tracing-0.0.24 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] extracting crate holochain_tracing 0.0.24 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate holochain_tracing 0.0.24 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate holochain_tracing 0.0.24
[INFO] finished tweaking crates.io crate holochain_tracing 0.0.24
[INFO] tweaked toml for crates.io crate holochain_tracing 0.0.24 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate holochain_tracing 0.0.24 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fd1a5c0b9b40eefb94fc47848533416ba7fe171ee7c1b1fa4fb713280f71964f
[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" "fd1a5c0b9b40eefb94fc47848533416ba7fe171ee7c1b1fa4fb713280f71964f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd1a5c0b9b40eefb94fc47848533416ba7fe171ee7c1b1fa4fb713280f71964f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd1a5c0b9b40eefb94fc47848533416ba7fe171ee7c1b1fa4fb713280f71964f", kill_on_drop: false }`
[INFO] [stdout] fd1a5c0b9b40eefb94fc47848533416ba7fe171ee7c1b1fa4fb713280f71964f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6cf00fbb5b68e8aa46b55bca6651708d0b12aa7ce62cae7d912502a1866ba2be
[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" "6cf00fbb5b68e8aa46b55bca6651708d0b12aa7ce62cae7d912502a1866ba2be", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling cc v1.0.46
[INFO] [stderr]    Compiling protobuf v2.10.2
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling prometheus v0.7.0
[INFO] [stderr]    Compiling regex-syntax v0.6.16
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling integer-encoding v1.1.4
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling tracing-core v0.1.10
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling sharded-slab v0.0.8
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling crossbeam-channel v0.3.8
[INFO] [stderr]    Compiling tracing-log v0.1.1
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling hostname v0.1.5
[INFO] [stderr]    Compiling threadpool v1.7.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling ordered-float v1.0.2
[INFO] [stderr]    Compiling thrift v0.13.0
[INFO] [stderr]    Compiling backtrace v0.3.40
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling regex v1.3.4
[INFO] [stderr]    Compiling trackable_derive v0.1.2
[INFO] [stderr]    Compiling matchers v0.0.1
[INFO] [stderr]    Compiling trackable v0.2.23
[INFO] [stderr]    Compiling thrift_codec v0.1.1
[INFO] [stderr]    Compiling rustracing v0.2.1
[INFO] [stderr]    Compiling rustracing_jaeger v0.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling pin-project-internal v0.4.8
[INFO] [stderr]    Compiling tracing-attributes v0.1.7
[INFO] [stderr]    Compiling shrinkwraprs v0.3.0
[INFO] [stderr]    Compiling tracing v0.1.13
[INFO] [stderr]    Compiling pin-project v0.4.8
[INFO] [stderr]    Compiling bincode v1.2.1
[INFO] [stderr]    Compiling serde_json v1.0.47
[INFO] [stderr]    Compiling tracing-serde v0.1.1
[INFO] [stderr]    Compiling opentelemetry v0.2.0
[INFO] [stderr]    Compiling tracing-subscriber v0.2.3
[INFO] [stderr]    Compiling opentelemetry-jaeger v0.1.0
[INFO] [stderr]    Compiling holochain_tracing v0.0.24 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/stack.rs:106:31
[INFO] [stdout]     |
[INFO] [stdout] 106 |         Mode::Panic => panic!(msg),
[INFO] [stdout]     |                               ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 106 |         Mode::Panic => panic!("{}", msg),
[INFO] [stdout]     |                               ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 106 |         Mode::Panic => std::panic::panic_any(msg),
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 59.70s
[INFO] running `Command { std: "docker" "inspect" "6cf00fbb5b68e8aa46b55bca6651708d0b12aa7ce62cae7d912502a1866ba2be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cf00fbb5b68e8aa46b55bca6651708d0b12aa7ce62cae7d912502a1866ba2be", kill_on_drop: false }`
[INFO] [stdout] 6cf00fbb5b68e8aa46b55bca6651708d0b12aa7ce62cae7d912502a1866ba2be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 502fddf75fedb826e531cafe72c7a49990b8c3a5e7c51ad5afe49a63f5d060b4
[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" "502fddf75fedb826e531cafe72c7a49990b8c3a5e7c51ad5afe49a63f5d060b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling remove_dir_all v0.5.2
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/stack.rs:106:31
[INFO] [stdout]     |
[INFO] [stdout] 106 |         Mode::Panic => panic!(msg),
[INFO] [stdout]     |                               ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 106 |         Mode::Panic => panic!("{}", msg),
[INFO] [stdout]     |                               ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 106 |         Mode::Panic => std::panic::panic_any(msg),
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling gag v0.1.10
[INFO] [stderr]    Compiling holochain_tracing v0.0.24 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/stack.rs:106:31
[INFO] [stdout]     |
[INFO] [stdout] 106 |         Mode::Panic => panic!(msg),
[INFO] [stdout]     |                               ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 106 |         Mode::Panic => panic!("{}", msg),
[INFO] [stdout]     |                               ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 106 |         Mode::Panic => std::panic::panic_any(msg),
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.63s
[INFO] running `Command { std: "docker" "inspect" "502fddf75fedb826e531cafe72c7a49990b8c3a5e7c51ad5afe49a63f5d060b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "502fddf75fedb826e531cafe72c7a49990b8c3a5e7c51ad5afe49a63f5d060b4", kill_on_drop: false }`
[INFO] [stdout] 502fddf75fedb826e531cafe72c7a49990b8c3a5e7c51ad5afe49a63f5d060b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a73284e864a81418ff2fe8fbc7090a4dfcfddf47f2ee62b15bf1a7c98c58c21c
[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" "a73284e864a81418ff2fe8fbc7090a4dfcfddf47f2ee62b15bf1a7c98c58c21c", kill_on_drop: false }`
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/stack.rs:106:31
[INFO] [stderr]     |
[INFO] [stderr] 106 |         Mode::Panic => panic!(msg),
[INFO] [stderr]     |                               ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr] help: add a "{}" format string to Display the message
[INFO] [stderr]     |
[INFO] [stderr] 106 |         Mode::Panic => panic!("{}", msg),
[INFO] [stderr]     |                               ^^^^^
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 106 |         Mode::Panic => std::panic::panic_any(msg),
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/stack.rs:106:31
[INFO] [stderr]     |
[INFO] [stderr] 106 |         Mode::Panic => panic!(msg),
[INFO] [stderr]     |                               ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr] help: add a "{}" format string to Display the message
[INFO] [stderr]     |
[INFO] [stderr] 106 |         Mode::Panic => panic!("{}", msg),
[INFO] [stderr]     |                               ^^^^^
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 106 |         Mode::Panic => std::panic::panic_any(msg),
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/holochain_tracing-80df555eb6c931f7)
[INFO] [stdout] running 3 tests
[INFO] [stdout] test stack::tests::test_weird_drops ... ok
[INFO] [stdout] test stack::tests::test_push ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/jaeger_report_tester-94cbcde42d4f6392)
[INFO] [stdout] test span::tests::trace_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[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]      Running tests/integration.rs (/opt/rustwide/target/debug/deps/integration-22251900d74c6a09)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_filter ... ok
[INFO] [stderr]    Doc-tests holochain_tracing
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/utils.rs - utils::follow (line 7) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.13s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a73284e864a81418ff2fe8fbc7090a4dfcfddf47f2ee62b15bf1a7c98c58c21c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a73284e864a81418ff2fe8fbc7090a4dfcfddf47f2ee62b15bf1a7c98c58c21c", kill_on_drop: false }`
[INFO] [stdout] a73284e864a81418ff2fe8fbc7090a4dfcfddf47f2ee62b15bf1a7c98c58c21c