[INFO] fetching crate tracing-subscriber 0.3.20...
[INFO] testing tracing-subscriber-0.3.20 against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1
[INFO] extracting crate tracing-subscriber 0.3.20 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate tracing-subscriber 0.3.20
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate tracing-subscriber 0.3.20
[INFO] tweaked toml for crates.io crate tracing-subscriber 0.3.20 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tracing-subscriber 0.3.20 on toolchain caccb4d0368bd918ef6668af8e13834d07040417
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tracing-subscriber 0.3.20 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded winapi-util v0.1.10
[INFO] [stderr]   Downloaded valuable-serde v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ed36239ed9cc68477b2bc55e68ab80c7833ba81c9f19360833cd987d91b311ad
[INFO] running `Command { std: "docker" "start" "-a" "ed36239ed9cc68477b2bc55e68ab80c7833ba81c9f19360833cd987d91b311ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ed36239ed9cc68477b2bc55e68ab80c7833ba81c9f19360833cd987d91b311ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed36239ed9cc68477b2bc55e68ab80c7833ba81c9f19360833cd987d91b311ad", kill_on_drop: false }`
[INFO] [stdout] ed36239ed9cc68477b2bc55e68ab80c7833ba81c9f19360833cd987d91b311ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=forbid" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fc1d70d671a8fe2706a9b5246a0e13f1b198401ba936563df1b9d42b7c457511
[INFO] running `Command { std: "docker" "start" "-a" "fc1d70d671a8fe2706a9b5246a0e13f1b198401ba936563df1b9d42b7c457511", kill_on_drop: false }`
[INFO] [stderr]    Compiling nu-ansi-term v0.50.1
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling tracing-subscriber v0.3.20 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.77s
[INFO] running `Command { std: "docker" "inspect" "fc1d70d671a8fe2706a9b5246a0e13f1b198401ba936563df1b9d42b7c457511", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc1d70d671a8fe2706a9b5246a0e13f1b198401ba936563df1b9d42b7c457511", kill_on_drop: false }`
[INFO] [stdout] fc1d70d671a8fe2706a9b5246a0e13f1b198401ba936563df1b9d42b7c457511
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=forbid" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5cafa03c6ce65e287aa893a7847cd7ef3e7eeb8778fe195f1f30f8c596414f70
[INFO] running `Command { std: "docker" "start" "-a" "5cafa03c6ce65e287aa893a7847cd7ef3e7eeb8778fe195f1f30f8c596414f70", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling serde_json v1.0.143
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling csv-core v0.1.12
[INFO] [stderr]    Compiling half v1.8.3
[INFO] [stderr]    Compiling time-macros v0.2.22
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling criterion-plot v0.4.5
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling tracing-subscriber v0.3.20 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling time v0.3.41
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling csv v1.3.1
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling pin-project v1.1.10
[INFO] [stderr]    Compiling tracing-futures v0.2.5
[INFO] [stderr]    Compiling criterion v0.3.6
[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 unresolved module or unlinked crate `tracing_mock`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 8 - use tracing_mock::{expect, layer};
[INFO] [stdout] 8 + use tracing_core::{expect, layer};
[INFO] [stdout]   |
[INFO] [stdout] 
[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 unresolved module or unlinked crate `tracing_mock`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 3 - use tracing_mock::*;
[INFO] [stdout] 3 + use tracing_core::*;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `tracing_mock`
[INFO] [stdout]  --> tests/hinted_layer_filters_dont_break_other_layers.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use tracing_mock::{
[INFO] [stdout]   |     ^^^^^^^^^^^^ use of unresolved module or unlinked crate `tracing_mock`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 3 - use tracing_mock::{
[INFO] [stdout] 3 + use tracing_core::{
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `tracing_mock`
[INFO] [stdout]  --> tests/hinted_layer_filters_dont_break_other_layers.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use tracing_mock::{
[INFO] [stdout]   |     ^^^^^^^^^^^^ use of unresolved module or unlinked crate `tracing_mock`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 3 - use tracing_mock::{
[INFO] [stdout] 3 + use tracing_core::{
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[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] [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] [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 "hinted_layer_filters_dont_break_other_layers") due to 2 previous errors
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `tracing_mock`
[INFO] [stdout]  --> tests/cached_layer_filters_dont_break_other_layers.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use tracing_mock::{
[INFO] [stdout]   |     ^^^^^^^^^^^^ use of unresolved module or unlinked crate `tracing_mock`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 3 - use tracing_mock::{
[INFO] [stdout] 3 + use tracing_core::{
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `tracing_mock`
[INFO] [stdout]  --> tests/cached_layer_filters_dont_break_other_layers.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use tracing_mock::{
[INFO] [stdout]   |     ^^^^^^^^^^^^ use of unresolved module or unlinked crate `tracing_mock`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 3 - use tracing_mock::{
[INFO] [stdout] 3 + use tracing_core::{
[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 "cached_layer_filters_dont_break_other_layers") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "5cafa03c6ce65e287aa893a7847cd7ef3e7eeb8778fe195f1f30f8c596414f70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cafa03c6ce65e287aa893a7847cd7ef3e7eeb8778fe195f1f30f8c596414f70", kill_on_drop: false }`
[INFO] [stdout] 5cafa03c6ce65e287aa893a7847cd7ef3e7eeb8778fe195f1f30f8c596414f70