[INFO] fetching crate sentry-tracing 0.23.0...
[INFO] testing sentry-tracing-0.23.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate sentry-tracing 0.23.0 into /workspace/builds/worker-64/source
[INFO] validating manifest of crates.io crate sentry-tracing 0.23.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sentry-tracing 0.23.0
[INFO] finished tweaking crates.io crate sentry-tracing 0.23.0
[INFO] tweaked toml for crates.io crate sentry-tracing 0.23.0 written to /workspace/builds/worker-64/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sentry-core v0.23.0
[INFO] [stderr]   Downloaded sentry-types v0.23.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8a1d30215b86e011fbc29d9b925b663f759b9f24c3e4d6b9d320e976c2e2bb62
[INFO] running `Command { std: "docker" "start" "-a" "8a1d30215b86e011fbc29d9b925b663f759b9f24c3e4d6b9d320e976c2e2bb62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a1d30215b86e011fbc29d9b925b663f759b9f24c3e4d6b9d320e976c2e2bb62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a1d30215b86e011fbc29d9b925b663f759b9f24c3e4d6b9d320e976c2e2bb62", kill_on_drop: false }`
[INFO] [stdout] 8a1d30215b86e011fbc29d9b925b663f759b9f24c3e4d6b9d320e976c2e2bb62
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 59477bbdd727080615c1062276b25266ca089412b8544955a302ffa567caaa15
[INFO] running `Command { std: "docker" "start" "-a" "59477bbdd727080615c1062276b25266ca089412b8544955a302ffa567caaa15", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling tracing-core v0.1.19
[INFO] [stderr]    Compiling sharded-slab v0.1.3
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]    Compiling tracing-log v0.1.2
[INFO] [stderr]    Compiling tracing v0.1.26
[INFO] [stderr]    Compiling matchers v0.0.1
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling tracing-serde v0.1.2
[INFO] [stderr]    Compiling debugid v0.7.2
[INFO] [stderr]    Compiling sentry-types v0.23.0
[INFO] [stderr]    Compiling tracing-subscriber v0.2.20
[INFO] [stderr]    Compiling sentry-core v0.23.0
[INFO] [stderr]    Compiling sentry-tracing v0.23.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.44s
[INFO] running `Command { std: "docker" "inspect" "59477bbdd727080615c1062276b25266ca089412b8544955a302ffa567caaa15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59477bbdd727080615c1062276b25266ca089412b8544955a302ffa567caaa15", kill_on_drop: false }`
[INFO] [stdout] 59477bbdd727080615c1062276b25266ca089412b8544955a302ffa567caaa15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ae959ad72d1b4f039c4c1edc1eef41f5cb18b55de26ebb903a51f129f87fd77
[INFO] running `Command { std: "docker" "start" "-a" "8ae959ad72d1b4f039c4c1edc1eef41f5cb18b55de26ebb903a51f129f87fd77", kill_on_drop: false }`
[INFO] [stderr]    Compiling sentry-tracing v0.23.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `Command { std: "docker" "inspect" "8ae959ad72d1b4f039c4c1edc1eef41f5cb18b55de26ebb903a51f129f87fd77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ae959ad72d1b4f039c4c1edc1eef41f5cb18b55de26ebb903a51f129f87fd77", kill_on_drop: false }`
[INFO] [stdout] 8ae959ad72d1b4f039c4c1edc1eef41f5cb18b55de26ebb903a51f129f87fd77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 39545d3e3ca4461fb5ef989621389b5b23f733c2b2b1d03a54c8899f45f2dcbe
[INFO] running `Command { std: "docker" "start" "-a" "39545d3e3ca4461fb5ef989621389b5b23f733c2b2b1d03a54c8899f45f2dcbe", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sentry_tracing-ca3df1a8e7d8779c)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sentry-tracing
[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] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 37) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 16) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 37) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `tracing`
[INFO] [stdout]  --> src/lib.rs:41:6
[INFO] [stdout]   |
[INFO] [stdout] 7 |     &tracing::Level::ERROR => EventFilter::Event,
[INFO] [stdout]   |      ^^^^^^^ use of undeclared crate or module `tracing`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 16) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `log`
[INFO] [stdout]   --> src/lib.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | log::error!("Generates an event");
[INFO] [stdout]    | ^^^ use of undeclared crate or module `log`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `log`
[INFO] [stdout]   --> src/lib.rs:30:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | log::info!("Generates a breadcrumb");
[INFO] [stdout]    | ^^^ use of undeclared crate or module `log`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `tracing`
[INFO] [stdout]   --> src/lib.rs:28:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | tracing::error!("Generates an event");
[INFO] [stdout]    | ^^^^^^^ use of undeclared crate or module `tracing`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `tracing`
[INFO] [stdout]   --> src/lib.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | tracing::info!("Generates a breadcrumb");
[INFO] [stdout]    | ^^^^^^^ use of undeclared crate or module `tracing`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `sentry`
[INFO] [stdout]   --> src/lib.rs:25:15
[INFO] [stdout]    |
[INFO] [stdout] 12 | let _sentry = sentry::init(());
[INFO] [stdout]    |               ^^^^^^ use of undeclared crate or module `sentry`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 16)
[INFO] [stdout]     src/lib.rs - (line 37)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.12s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "39545d3e3ca4461fb5ef989621389b5b23f733c2b2b1d03a54c8899f45f2dcbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39545d3e3ca4461fb5ef989621389b5b23f733c2b2b1d03a54c8899f45f2dcbe", kill_on_drop: false }`
[INFO] [stdout] 39545d3e3ca4461fb5ef989621389b5b23f733c2b2b1d03a54c8899f45f2dcbe