[INFO] fetching crate tracers 0.1.0...
[INFO] testing tracers-0.1.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate tracers 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate tracers 0.1.0 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tracers 0.1.0
[INFO] finished tweaking crates.io crate tracers 0.1.0
[INFO] tweaked toml for crates.io crate tracers 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate tracers 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e8fe9bf9dab2f97ad81b4b1fc8010ead1a1bb14937c9557f5186a7b2314391a8
[INFO] running `Command { std: "docker" "start" "-a" "e8fe9bf9dab2f97ad81b4b1fc8010ead1a1bb14937c9557f5186a7b2314391a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e8fe9bf9dab2f97ad81b4b1fc8010ead1a1bb14937c9557f5186a7b2314391a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8fe9bf9dab2f97ad81b4b1fc8010ead1a1bb14937c9557f5186a7b2314391a8", kill_on_drop: false }`
[INFO] [stdout] e8fe9bf9dab2f97ad81b4b1fc8010ead1a1bb14937c9557f5186a7b2314391a8
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 46f1e93487fc83a6a6687874a0c74b81f3f2e62e5c2962f7c40e9f134239bf3d
[INFO] running `Command { std: "docker" "start" "-a" "46f1e93487fc83a6a6687874a0c74b81f3f2e62e5c2962f7c40e9f134239bf3d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling syn v1.0.8
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling serde v1.0.102
[INFO] [stderr]    Compiling cc v1.0.47
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling askama_escape v0.2.0
[INFO] [stderr]    Compiling humansize v1.1.0
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling strsim v0.9.2
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling remove_dir_all v0.5.2
[INFO] [stderr]    Compiling strum v0.16.0
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling once_cell v1.2.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]    Compiling num-traits v0.2.9
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling backtrace v0.3.40
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]    Compiling twox-hash v1.5.0
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling serde_derive v1.0.102
[INFO] [stderr]    Compiling strum_macros v0.16.0
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling failure v0.1.6
[INFO] [stderr]    Compiling tracers-core v0.1.0
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling toml v0.5.5
[INFO] [stderr]    Compiling serde_json v1.0.41
[INFO] [stderr]    Compiling serde_str v0.1.0
[INFO] [stderr]    Compiling cargo_metadata v0.9.0
[INFO] [stderr]    Compiling askama_shared v0.8.0
[INFO] [stderr]    Compiling proc-macro-crate v0.1.4
[INFO] [stderr]    Compiling askama_derive v0.8.0
[INFO] [stderr]    Compiling askama v0.8.0
[INFO] [stderr]    Compiling tracers-codegen v0.1.0
[INFO] [stderr]    Compiling tracers-build v0.1.0
[INFO] [stderr]    Compiling tracers v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.55s
[INFO] running `Command { std: "docker" "inspect" "46f1e93487fc83a6a6687874a0c74b81f3f2e62e5c2962f7c40e9f134239bf3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46f1e93487fc83a6a6687874a0c74b81f3f2e62e5c2962f7c40e9f134239bf3d", kill_on_drop: false }`
[INFO] [stdout] 46f1e93487fc83a6a6687874a0c74b81f3f2e62e5c2962f7c40e9f134239bf3d
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4eea6529d9132218124d692ff4824843433c9a462925a015d085ddfcdf0fef19
[INFO] running `Command { std: "docker" "start" "-a" "4eea6529d9132218124d692ff4824843433c9a462925a015d085ddfcdf0fef19", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling scopeguard v1.0.0
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling rayon-core v1.6.0
[INFO] [stderr]    Compiling unicode-width v0.1.6
[INFO] [stderr]    Compiling nix v0.15.0
[INFO] [stderr]    Compiling same-file v1.0.5
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.0
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling num_cpus v1.11.1
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling csv-core v0.1.6
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling rand_xoshiro v0.3.1
[INFO] [stderr]    Compiling rand_os v0.2.2
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling tinytemplate v1.0.2
[INFO] [stderr]    Compiling walkdir v2.2.9
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling itertools v0.8.1
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling regex-automata v0.1.8
[INFO] [stderr]    Compiling bstr v0.2.8
[INFO] [stderr]    Compiling criterion-plot v0.4.0
[INFO] [stderr]    Compiling tracers-macros-hack v0.1.0
[INFO] [stderr]    Compiling crossbeam-deque v0.7.2
[INFO] [stderr]    Compiling csv v1.1.1
[INFO] [stderr]    Compiling rayon v1.2.0
[INFO] [stderr]    Compiling criterion v0.3.0
[INFO] [stderr]    Compiling tracers-macros v0.1.0
[INFO] [stderr]    Compiling tracers v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.48s
[INFO] running `Command { std: "docker" "inspect" "4eea6529d9132218124d692ff4824843433c9a462925a015d085ddfcdf0fef19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4eea6529d9132218124d692ff4824843433c9a462925a015d085ddfcdf0fef19", kill_on_drop: false }`
[INFO] [stdout] 4eea6529d9132218124d692ff4824843433c9a462925a015d085ddfcdf0fef19
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5745ec38a80b1395c8614c7a56fa25f0e1a692e0ffa38ab221fc56679b13849c
[INFO] running `Command { std: "docker" "start" "-a" "5745ec38a80b1395c8614c7a56fa25f0e1a692e0ffa38ab221fc56679b13849c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tracers-a04774d34079d13f)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::verify_expected_dynamic_tracing_impl ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/custom_provider_names.rs (/opt/rustwide/target/debug/deps/custom_provider_names-cb8ecc4a4d8a421c)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running tests/simple.rs (/opt/rustwide/target/debug/deps/simple-53246993a7b3ccac)
[INFO] [stdout] test probe_firing ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test expected_impl ... ok
[INFO] [stdout] test probe_firing ... ok
[INFO] [stderr]    Doc-tests tracers
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[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] running `Command { std: "docker" "inspect" "5745ec38a80b1395c8614c7a56fa25f0e1a692e0ffa38ab221fc56679b13849c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5745ec38a80b1395c8614c7a56fa25f0e1a692e0ffa38ab221fc56679b13849c", kill_on_drop: false }`
[INFO] [stdout] 5745ec38a80b1395c8614c7a56fa25f0e1a692e0ffa38ab221fc56679b13849c