[INFO] fetching crate log4rs 1.0.0-alpha-2... [INFO] checking log4rs-1.0.0-alpha-2 against try#b2f80f6008cdafc35b4472bd46afa16cc6b0cd63 for pr-79470 [INFO] extracting crate log4rs 1.0.0-alpha-2 into /workspace/builds/worker-10/source [INFO] validating manifest of crates.io crate log4rs 1.0.0-alpha-2 on toolchain b2f80f6008cdafc35b4472bd46afa16cc6b0cd63 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate log4rs 1.0.0-alpha-2 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate log4rs 1.0.0-alpha-2 [INFO] tweaked toml for crates.io crate log4rs 1.0.0-alpha-2 written to /workspace/builds/worker-10/source/Cargo.toml [INFO] crate crates.io crate log4rs 1.0.0-alpha-2 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a3e99f33fd2eb2b70c37ad94dc6fa7d01289709603a448bbf128fad74355fb8c [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" "a3e99f33fd2eb2b70c37ad94dc6fa7d01289709603a448bbf128fad74355fb8c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a3e99f33fd2eb2b70c37ad94dc6fa7d01289709603a448bbf128fad74355fb8c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a3e99f33fd2eb2b70c37ad94dc6fa7d01289709603a448bbf128fad74355fb8c", kill_on_drop: false }` [INFO] [stdout] a3e99f33fd2eb2b70c37ad94dc6fa7d01289709603a448bbf128fad74355fb8c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a28f0dc36f9d84e51593b3d3438a409885297368254512fa41a2f55f26c413d1 [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" "a28f0dc36f9d84e51593b3d3438a409885297368254512fa41a2f55f26c413d1", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.19 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling libc v0.2.73 [INFO] [stderr] Compiling syn v1.0.35 [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling serde_derive v1.0.114 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking ppv-lite86 v0.2.8 [INFO] [stderr] Checking traitobject v0.1.0 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling serde_json v1.0.56 [INFO] [stderr] Checking linked-hash-map v0.5.3 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking dtoa v0.4.6 [INFO] [stderr] Checking regex-syntax v0.6.18 [INFO] [stderr] Checking humantime v2.0.1 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Checking lock_api v0.4.1 [INFO] [stderr] Checking unsafe-any v0.4.2 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking typemap v0.3.3 [INFO] [stderr] Checking aho-corasick v0.7.13 [INFO] [stderr] Checking yaml-rust v0.4.4 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking ordered-float v2.0.0 [INFO] [stderr] Checking streaming-stats v0.2.3 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking parking_lot_core v0.8.0 [INFO] [stderr] Checking thread-id v3.3.0 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking parking_lot v0.11.0 [INFO] [stderr] Checking chrono v0.4.13 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stderr] Checking tempfile v3.1.0 [INFO] [stderr] Compiling thiserror-impl v1.0.20 [INFO] [stderr] Compiling derivative v2.1.1 [INFO] [stderr] Checking thiserror v1.0.20 [INFO] [stderr] Checking serde v1.0.114 [INFO] [stderr] Checking serde-value v0.7.0 [INFO] [stderr] Checking serde_yaml v0.8.13 [INFO] [stderr] Checking log4rs v1.0.0-alpha-2 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 01s [INFO] running `Command { std: "docker" "inspect" "a28f0dc36f9d84e51593b3d3438a409885297368254512fa41a2f55f26c413d1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a28f0dc36f9d84e51593b3d3438a409885297368254512fa41a2f55f26c413d1", kill_on_drop: false }` [INFO] [stdout] a28f0dc36f9d84e51593b3d3438a409885297368254512fa41a2f55f26c413d1