[INFO] fetching crate tracing-subscriber 0.2.17... [INFO] checking tracing-subscriber-0.2.17 against master#4fa76a4a7742bb9c1febe33019f5a9e7e4839a65 for pr-83744 [INFO] extracting crate tracing-subscriber 0.2.17 into /workspace/builds/worker-14/source [INFO] validating manifest of crates.io crate tracing-subscriber 0.2.17 on toolchain 4fa76a4a7742bb9c1febe33019f5a9e7e4839a65 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate tracing-subscriber 0.2.17 [INFO] finished tweaking crates.io crate tracing-subscriber 0.2.17 [INFO] tweaked toml for crates.io crate tracing-subscriber 0.2.17 written to /workspace/builds/worker-14/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "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" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "fetch" "--locked" "--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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 7a1d819ade22de4e8669ce78162e169efc91236ae73be1d953d78bf81b6790e7 [INFO] running `Command { std: "docker" "start" "-a" "7a1d819ade22de4e8669ce78162e169efc91236ae73be1d953d78bf81b6790e7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7a1d819ade22de4e8669ce78162e169efc91236ae73be1d953d78bf81b6790e7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7a1d819ade22de4e8669ce78162e169efc91236ae73be1d953d78bf81b6790e7", kill_on_drop: false }` [INFO] [stdout] 7a1d819ade22de4e8669ce78162e169efc91236ae73be1d953d78bf81b6790e7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d4a544bf8a3e0a5ad44b24992e1ed7827b5c4041f97214feabb64723260d9a56 [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" "d4a544bf8a3e0a5ad44b24992e1ed7827b5c4041f97214feabb64723260d9a56", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling serde_derive v1.0.125 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Checking regex v1.4.5 [INFO] [stderr] Checking serde_json v1.0.64 [INFO] [stderr] Checking tracing-serde v0.1.2 [INFO] [stderr] Checking serde_cbor v0.11.1 [INFO] [stderr] Compiling pin-project-internal v1.0.7 [INFO] [stderr] Compiling tokio-macros v0.2.6 [INFO] [stderr] Checking tracing v0.1.25 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking tracing-log v0.1.2 [INFO] [stderr] Checking bstr v0.2.15 [INFO] [stderr] Checking matchers v0.0.1 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking tokio v0.2.25 [INFO] [stderr] Checking plotters v0.3.0 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking csv v1.1.6 [INFO] [stderr] Checking pin-project v1.0.7 [INFO] [stderr] Checking tracing-futures v0.2.5 [INFO] [stderr] Checking tracing-subscriber v0.2.17 (/opt/rustwide/workdir) [INFO] [stderr] Checking criterion v0.3.4 [INFO] [stdout] error: couldn't read tests/../../tracing/tests/support/mod.rs: No such file or directory (os error 2) [INFO] [stdout] --> tests/support.rs:8:1 [INFO] [stdout] | [INFO] [stdout] 8 | mod support; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: couldn't read tests/../../tracing/tests/support/mod.rs: No such file or directory (os error 2) [INFO] [stdout] --> tests/support.rs:8:1 [INFO] [stdout] | [INFO] [stdout] 8 | mod support; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `tracing-subscriber` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: couldn't read tests/../../tracing/tests/support/mod.rs: No such file or directory (os error 2) [INFO] [stdout] --> tests/support.rs:8:1 [INFO] [stdout] | [INFO] [stdout] 8 | mod support; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: couldn't read tests/../../tracing/tests/support/mod.rs: No such file or directory (os error 2) [INFO] [stdout] --> tests/support.rs:8:1 [INFO] [stdout] | [INFO] [stdout] 8 | mod support; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: couldn't read tests/../../tracing/tests/support/mod.rs: No such file or directory (os error 2) [INFO] [stdout] --> tests/support.rs:8:1 [INFO] [stdout] | [INFO] [stdout] 8 | mod support; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: couldn't read tests/../../tracing/tests/support/mod.rs: No such file or directory (os error 2) [INFO] [stdout] --> tests/support.rs:8:1 [INFO] [stdout] | [INFO] [stdout] 8 | mod support; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: couldn't read tests/../../tracing/tests/support/mod.rs: No such file or directory (os error 2) [INFO] [stdout] --> tests/support.rs:8:1 [INFO] [stdout] | [INFO] [stdout] 8 | mod support; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/layer.rs:1275:13 [INFO] [stdout] | [INFO] [stdout] 1275 | Subscriber::downcast_ref::(&s).expect("subscriber should downcast"); [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `` [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:79:5 [INFO] [stdout] | [INFO] [stdout] 79 | rust_2018_idioms, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` implied by `#[warn(rust_2018_idioms)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/layer.rs:1285:21 [INFO] [stdout] | [INFO] [stdout] 1285 | let layer = Subscriber::downcast_ref::(&s).expect("layer 1 should downcast"); [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/layer.rs:1287:21 [INFO] [stdout] | [INFO] [stdout] 1287 | let layer = Subscriber::downcast_ref::(&s).expect("layer 2 should downcast"); [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/layer.rs:1289:21 [INFO] [stdout] | [INFO] [stdout] 1289 | let layer = Subscriber::downcast_ref::(&s).expect("layer 3 should downcast"); [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "d4a544bf8a3e0a5ad44b24992e1ed7827b5c4041f97214feabb64723260d9a56", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d4a544bf8a3e0a5ad44b24992e1ed7827b5c4041f97214feabb64723260d9a56", kill_on_drop: false }` [INFO] [stdout] d4a544bf8a3e0a5ad44b24992e1ed7827b5c4041f97214feabb64723260d9a56