[INFO] fetching crate tracing-subscriber 0.3.18...
[INFO] checking tracing-subscriber-0.3.18 against master#8549802939cd01111c46e34a7b67cb1933977af9 for pr-132712
[INFO] extracting crate tracing-subscriber 0.3.18 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate tracing-subscriber 0.3.18 on toolchain 8549802939cd01111c46e34a7b67cb1933977af9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8549802939cd01111c46e34a7b67cb1933977af9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tracing-subscriber 0.3.18
[INFO] finished tweaking crates.io crate tracing-subscriber 0.3.18
[INFO] tweaked toml for crates.io crate tracing-subscriber 0.3.18 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8549802939cd01111c46e34a7b67cb1933977af9" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 120 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.3.6 (available: v0.5.1)
[INFO] [stderr]       Adding matchers v0.1.0 (available: v0.2.0)
[INFO] [stderr]       Adding nu-ansi-term v0.46.0 (available: v0.50.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8549802939cd01111c46e34a7b67cb1933977af9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num_threads v0.1.7
[INFO] [stderr]   Downloaded valuable-serde v0.1.0
[INFO] [stderr]   Downloaded tracing-serde v0.1.3
[INFO] [stderr]   Downloaded criterion v0.3.6
[INFO] [stderr]   Downloaded criterion-plot v0.4.5
[INFO] [stderr]   Downloaded csv-core v0.1.11
[INFO] [stderr]   Downloaded half v1.8.3
[INFO] [stderr]   Downloaded serde_cbor v0.11.2
[INFO] [stderr]   Downloaded tracing-futures v0.2.5
[INFO] [stderr]   Downloaded clap v2.34.0
[INFO] [stderr]   Downloaded csv v1.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+8549802939cd01111c46e34a7b67cb1933977af9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d03d3266dee18bc00aaa490877ab38e2fa45d0ac0744ab069633d50a7630aa2f
[INFO] running `Command { std: "docker" "start" "-a" "d03d3266dee18bc00aaa490877ab38e2fa45d0ac0744ab069633d50a7630aa2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d03d3266dee18bc00aaa490877ab38e2fa45d0ac0744ab069633d50a7630aa2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d03d3266dee18bc00aaa490877ab38e2fa45d0ac0744ab069633d50a7630aa2f", kill_on_drop: false }`
[INFO] [stdout] d03d3266dee18bc00aaa490877ab38e2fa45d0ac0744ab069633d50a7630aa2f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+8549802939cd01111c46e34a7b67cb1933977af9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c72aa19110c071d9835c4c0fdfbb4d10a1bb8bdff0f68a48fbcac729ece7e581
[INFO] running `Command { std: "docker" "start" "-a" "c72aa19110c071d9835c4c0fdfbb4d10a1bb8bdff0f68a48fbcac729ece7e581", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.214
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]    Compiling libc v0.2.162
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling syn v2.0.87
[INFO] [stderr]     Checking plotters-backend v0.3.7
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking regex-automata v0.4.8
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking plotters-svg v0.3.7
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking half v1.8.3
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]    Compiling time-core v0.1.2
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking powerfmt v0.2.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]    Compiling time-macros v0.2.18
[INFO] [stderr]     Checking deranged v0.3.11
[INFO] [stderr]     Checking criterion-plot v0.4.5
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking plotters v0.3.7
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking oorandom v11.1.4
[INFO] [stderr]     Checking tracing-subscriber v0.3.18 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking time v0.3.36
[INFO] [stderr]     Checking serde_json v1.0.132
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking csv v1.3.0
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling pin-project-internal v1.1.7
[INFO] [stderr]    Compiling serde_derive v1.0.214
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]     Checking tokio v1.41.1
[INFO] [stderr]     Checking pin-project v1.1.7
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]     Checking criterion v0.3.6
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `tracing_mock`
[INFO] [stdout]  --> tests/unhinted_layer_filters_dont_break_other_layers.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use tracing_mock::{
[INFO] [stdout]   |     ^^^^^^^^^^^^ use of undeclared crate or module `tracing_mock`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 3 | use tracing_core::{
[INFO] [stdout]   |     ~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `tracing_mock`
[INFO] [stdout]  --> tests/unhinted_layer_filters_dont_break_other_layers.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use tracing_mock::{
[INFO] [stdout]   |     ^^^^^^^^^^^^ use of undeclared crate or module `tracing_mock`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 3 | use tracing_core::{
[INFO] [stdout]   |     ~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `tracing_mock`
[INFO] [stdout]  --> tests/multiple_layer_filter_interests_cached.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use tracing_mock::{expect, layer};
[INFO] [stdout]   |     ^^^^^^^^^^^^ use of undeclared crate or module `tracing_mock`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 7 | use tracing_core::{expect, layer};
[INFO] [stdout]   |     ~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `tracing_mock`
[INFO] [stdout]  --> tests/layer_filter_interests_are_cached.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use tracing_mock::{expect, layer};
[INFO] [stdout]   |     ^^^^^^^^^^^^ use of undeclared crate or module `tracing_mock`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 7 | use tracing_core::{expect, layer};
[INFO] [stdout]   |     ~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tracing-subscriber` (test "unhinted_layer_filters_dont_break_other_layers") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `tracing_mock`
[INFO] [stdout]  --> tests/utils.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use tracing_mock::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^ use of undeclared crate or module `tracing_mock`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 3 | use tracing_core::*;
[INFO] [stdout]   |     ~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tracing-subscriber` (test "layer_filter_interests_are_cached") due to 1 previous error
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `tracing_mock`
[INFO] [stdout]  --> tests/vec_subscriber_filter_interests_cached.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use tracing_mock::{layer::MockLayer, *};
[INFO] [stdout]   |     ^^^^^^^^^^^^ use of undeclared crate or module `tracing_mock`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 7 | use tracing_core::{layer::MockLayer, *};
[INFO] [stdout]   |     ~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `tracing_mock`
[INFO] [stdout]  --> tests/vec_subscriber_filter_interests_cached.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use tracing_mock::{layer::MockLayer, *};
[INFO] [stdout]   |     ^^^^^^^^^^^^ use of undeclared crate or module `tracing_mock`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 7 | use tracing_core::{layer::MockLayer, *};
[INFO] [stdout]   |     ~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `tracing_mock`
[INFO] [stdout]  --> tests/option_filter_interest_caching.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use tracing_mock::{expect, layer};
[INFO] [stdout]   |     ^^^^^^^^^^^^ use of undeclared crate or module `tracing_mock`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 8 | use tracing_core::{expect, layer};
[INFO] [stdout]   |     ~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tracing-subscriber` (test "multiple_layer_filter_interests_cached") due to 1 previous error
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tracing-subscriber` (test "utils") due to 1 previous error
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tracing-subscriber` (test "option_filter_interest_caching") due to 1 previous error
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tracing-subscriber` (test "vec_subscriber_filter_interests_cached") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "c72aa19110c071d9835c4c0fdfbb4d10a1bb8bdff0f68a48fbcac729ece7e581", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c72aa19110c071d9835c4c0fdfbb4d10a1bb8bdff0f68a48fbcac729ece7e581", kill_on_drop: false }`
[INFO] [stdout] c72aa19110c071d9835c4c0fdfbb4d10a1bb8bdff0f68a48fbcac729ece7e581