[INFO] fetching crate simple-log 1.0.1...
[INFO] testing simple-log-1.0.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate simple-log 1.0.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate simple-log 1.0.1 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate simple-log 1.0.1
[INFO] finished tweaking crates.io crate simple-log 1.0.1
[INFO] tweaked toml for crates.io crate simple-log 1.0.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate simple-log 1.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 3aecc7039fed3d832e5ff199b9cb4dfd5d7e7280e6cf6ed8368dfb388c689606
[INFO] running `Command { std: "docker" "start" "-a" "3aecc7039fed3d832e5ff199b9cb4dfd5d7e7280e6cf6ed8368dfb388c689606", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3aecc7039fed3d832e5ff199b9cb4dfd5d7e7280e6cf6ed8368dfb388c689606", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3aecc7039fed3d832e5ff199b9cb4dfd5d7e7280e6cf6ed8368dfb388c689606", kill_on_drop: false }`
[INFO] [stdout] 3aecc7039fed3d832e5ff199b9cb4dfd5d7e7280e6cf6ed8368dfb388c689606
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", 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] 49060595be2344cb48457defa1cfa1d2ec9adb1fce0f250de7c48b9e213350dc
[INFO] running `Command { std: "docker" "start" "-a" "49060595be2344cb48457defa1cfa1d2ec9adb1fce0f250de7c48b9e213350dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.53
[INFO] [stderr]    Compiling smallvec v1.5.0
[INFO] [stderr]    Compiling log-mdc v0.1.0
[INFO] [stderr]    Compiling ordered-float v1.1.0
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling thread-id v3.3.0
[INFO] [stderr]    Compiling typemap v0.3.3
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling flate2 v1.0.19
[INFO] [stderr]    Compiling parking_lot_core v0.8.0
[INFO] [stderr]    Compiling serde-value v0.6.0
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling log4rs v0.13.0
[INFO] [stderr]    Compiling simple-log v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.54s
[INFO] running `Command { std: "docker" "inspect" "49060595be2344cb48457defa1cfa1d2ec9adb1fce0f250de7c48b9e213350dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49060595be2344cb48457defa1cfa1d2ec9adb1fce0f250de7c48b9e213350dc", kill_on_drop: false }`
[INFO] [stdout] 49060595be2344cb48457defa1cfa1d2ec9adb1fce0f250de7c48b9e213350dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 933626806d8bab320391e4e6d18a54edb0bf468aa41f3d246d7a10b8de67b6b8
[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" "933626806d8bab320391e4e6d18a54edb0bf468aa41f3d246d7a10b8de67b6b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling toml v0.5.7
[INFO] [stderr]    Compiling simple-log v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 9.96s
[INFO] running `Command { std: "docker" "inspect" "933626806d8bab320391e4e6d18a54edb0bf468aa41f3d246d7a10b8de67b6b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "933626806d8bab320391e4e6d18a54edb0bf468aa41f3d246d7a10b8de67b6b8", kill_on_drop: false }`
[INFO] [stdout] 933626806d8bab320391e4e6d18a54edb0bf468aa41f3d246d7a10b8de67b6b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", 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] 16bb15ac7d1e2a3ac720136235a9d848d143f91306ee4a77fd8a87e381bd411d
[INFO] running `Command { std: "docker" "start" "-a" "16bb15ac7d1e2a3ac720136235a9d848d143f91306ee4a77fd8a87e381bd411d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/simple_log-fb7e0864287a5c35
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests simple-log
[INFO] [stdout] running 1 test
[INFO] [stdout] test out_kind::tests::test_out_kind_serde ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test src/lib.rs - (line 16) ... ok
[INFO] [stdout] test src/lib.rs - (line 34) ... ok
[INFO] [stdout] test src/lib.rs - (line 60) ... ok
[INFO] [stdout] test src/lib.rs - LogConfigBuilder::path (line 302) ... ok
[INFO] [stdout] test src/lib.rs - new (line 380) ... ok
[INFO] [stdout] test src/lib.rs - LogConfigBuilder::build (line 353) ... ok
[INFO] [stdout] test src/lib.rs - log_level::form_log_level (line 593) ... ok
[INFO] [stdout] test src/lib.rs - LogConfigBuilder::builder (line 281) ... ok
[INFO] [stdout] test src/lib.rs - file (line 481) ... FAILED
[INFO] [stdout] test src/lib.rs - console (line 451) ... ok
[INFO] [stdout] test src/lib.rs - update_log_level (line 177) ... FAILED
[INFO] [stdout] test src/lib.rs - quick (line 429) ... FAILED
[INFO] [stdout] test src/lib.rs - update_log_conf (line 125) ... FAILED
[INFO] [stdout] test src/lib.rs - get_log_conf (line 208) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - file (line 481) stdout ----
[INFO] [stdout] Test executable failed (exit code 1).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] Error: "Read-only file system (os error 30)"
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - update_log_level (line 177) stdout ----
[INFO] [stdout] Test executable failed (exit code 1).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] Error: "Read-only file system (os error 30)"
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - quick (line 429) stdout ----
[INFO] [stdout] Test executable failed (exit code 1).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] Error: "Read-only file system (os error 30)"
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - update_log_conf (line 125) stdout ----
[INFO] [stdout] Test executable failed (exit code 1).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] Error: "Read-only file system (os error 30)"
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - get_log_conf (line 208) stdout ----
[INFO] [stdout] Test executable failed (exit code 1).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] Error: "Read-only file system (os error 30)"
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - file (line 481)
[INFO] [stdout]     src/lib.rs - get_log_conf (line 208)
[INFO] [stdout]     src/lib.rs - quick (line 429)
[INFO] [stdout]     src/lib.rs - update_log_conf (line 125)
[INFO] [stdout]     src/lib.rs - update_log_level (line 177)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 9 passed; 5 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "16bb15ac7d1e2a3ac720136235a9d848d143f91306ee4a77fd8a87e381bd411d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16bb15ac7d1e2a3ac720136235a9d848d143f91306ee4a77fd8a87e381bd411d", kill_on_drop: false }`
[INFO] [stdout] 16bb15ac7d1e2a3ac720136235a9d848d143f91306ee4a77fd8a87e381bd411d