[INFO] fetching crate prometheus_wireguard_exporter 3.3.2...
[INFO] testing prometheus_wireguard_exporter-3.3.2 against 1.44.0 for beta-1.45-1
[INFO] extracting crate prometheus_wireguard_exporter 3.3.2 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate prometheus_wireguard_exporter 3.3.2 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate prometheus_wireguard_exporter 3.3.2
[INFO] finished tweaking crates.io crate prometheus_wireguard_exporter 3.3.2
[INFO] tweaked toml for crates.io crate prometheus_wireguard_exporter 3.3.2 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate prometheus_wireguard_exporter 3.3.2 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0f44f323fcbee667e4390a32e3ef72f1601c448fef3da79ff7412e8d17dd8e4a
[INFO] running `"docker" "start" "-a" "0f44f323fcbee667e4390a32e3ef72f1601c448fef3da79ff7412e8d17dd8e4a"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling futures-core-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling futures-sink-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling pin-utils v0.1.0-alpha.4
[INFO] [stderr]    Compiling untrusted v0.7.0
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling tower-service v0.3.0-alpha.2
[INFO] [stderr]    Compiling failure_derive v0.1.7
[INFO] [stderr]    Compiling try-lock v0.2.2
[INFO] [stderr]    Compiling serde v1.0.105
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling tracing-core v0.1.10
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling lock_api v0.3.3
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling futures-channel-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling futures-util-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling ring v0.16.12
[INFO] [stderr]    Compiling backtrace-sys v0.1.35
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling http v0.1.21
[INFO] [stderr]    Compiling string v0.2.1
[INFO] [stderr]    Compiling backtrace v0.3.46
[INFO] [stderr]    Compiling regex v1.3.6
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling tokio-sync v0.2.0-alpha.6
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling http-body v0.2.0-alpha.3
[INFO] [stderr]    Compiling sct v0.6.0
[INFO] [stderr]    Compiling webpki v0.21.2
[INFO] [stderr]    Compiling ct-logs v0.6.0
[INFO] [stderr]    Compiling rustls v0.16.0
[INFO] [stderr]    Compiling serde_json v1.0.49
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling rustls-native-certs v0.1.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.8
[INFO] [stderr]    Compiling tracing-attributes v0.1.7
[INFO] [stderr]    Compiling tokio-macros v0.2.0-alpha.6
[INFO] [stderr]    Compiling serde_derive v1.0.105
[INFO] [stderr]    Compiling failure v0.1.7
[INFO] [stderr]    Compiling tracing v0.1.13
[INFO] [stderr]    Compiling pin-project v0.4.8
[INFO] [stderr]    Compiling tokio-io v0.2.0-alpha.6
[INFO] [stderr]    Compiling tokio-executor v0.2.0-alpha.6
[INFO] [stderr]    Compiling tokio-codec v0.2.0-alpha.6
[INFO] [stderr]    Compiling tower-make v0.3.0-alpha.2a
[INFO] [stderr]    Compiling tokio-rustls v0.12.0-alpha.8
[INFO] [stderr]    Compiling h2 v0.2.0-alpha.3
[INFO] [stderr]    Compiling tokio-net v0.2.0-alpha.6
[INFO] [stderr]    Compiling tokio-fs v0.2.0-alpha.6
[INFO] [stderr]    Compiling tokio-timer v0.3.0-alpha.6
[INFO] [stderr]    Compiling tokio v0.2.0-alpha.6
[INFO] [stderr]    Compiling hyper v0.13.0-alpha.4
[INFO] [stderr]    Compiling hyper-rustls v0.19.0-alpha.3
[INFO] [stderr]    Compiling prometheus_exporter_base v0.30.2
[INFO] [stderr]    Compiling prometheus_wireguard_exporter v3.3.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/main.rs:107:17
[INFO] [stderr]     |
[INFO] [stderr] 107 |         .author(crate_authors!("\n"))
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/main.rs:107:17
[INFO] [stderr]     |
[INFO] [stderr] 107 |         .author(crate_authors!("\n"))
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 03s
[INFO] running `"docker" "inspect" "0f44f323fcbee667e4390a32e3ef72f1601c448fef3da79ff7412e8d17dd8e4a"`
[INFO] running `"docker" "rm" "-f" "0f44f323fcbee667e4390a32e3ef72f1601c448fef3da79ff7412e8d17dd8e4a"`
[INFO] [stdout] 0f44f323fcbee667e4390a32e3ef72f1601c448fef3da79ff7412e8d17dd8e4a
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 366d91c9006310190a5c11ffe6d33a7d176295a0b948bd42ffe1da126cd39357
[INFO] running `"docker" "start" "-a" "366d91c9006310190a5c11ffe6d33a7d176295a0b948bd42ffe1da126cd39357"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling prometheus_wireguard_exporter v3.3.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]   --> src/options.rs:35:9
[INFO] [stderr]    |
[INFO] [stderr] 35 |     use super::*;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/main.rs:107:17
[INFO] [stderr]     |
[INFO] [stderr] 107 |         .author(crate_authors!("\n"))
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/main.rs:107:17
[INFO] [stderr]     |
[INFO] [stderr] 107 |         .author(crate_authors!("\n"))
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.47s
[INFO] running `"docker" "inspect" "366d91c9006310190a5c11ffe6d33a7d176295a0b948bd42ffe1da126cd39357"`
[INFO] running `"docker" "rm" "-f" "366d91c9006310190a5c11ffe6d33a7d176295a0b948bd42ffe1da126cd39357"`
[INFO] [stdout] 366d91c9006310190a5c11ffe6d33a7d176295a0b948bd42ffe1da126cd39357
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 566dc19c8f6c793771d9f7ffb7809420aa4df9bf66777c59ccb741fc319451d5
[INFO] running `"docker" "start" "-a" "566dc19c8f6c793771d9f7ffb7809420aa4df9bf66777c59ccb741fc319451d5"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]   --> src/options.rs:35:9
[INFO] [stderr]    |
[INFO] [stderr] 35 |     use super::*;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/main.rs:107:17
[INFO] [stderr]     |
[INFO] [stderr] 107 |         .author(crate_authors!("\n"))
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/main.rs:107:17
[INFO] [stderr]     |
[INFO] [stderr] 107 |         .author(crate_authors!("\n"))
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.22s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/prometheus_wireguard_exporter-366d1b9de8c4c655
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test wireguard::tests::test_render_to_prometheus_simple ... ok
[INFO] [stdout] test wireguard_config::tests::test_parse_ok ... ok
[INFO] [stdout] test wireguard::tests::test_parse ... ok
[INFO] [stdout] test wireguard::tests::test_render_to_prometheus_complex ... ok
[INFO] [stdout] test wireguard::tests::test_parse_and_serialize ... ok
[INFO] [stdout] test wireguard::tests::test_parse_issue_19 ... ok
[INFO] [stdout] test wireguard_config::tests::test_parse_no_public_key ... ok
[INFO] [stdout] test wireguard_config::tests::test_parse_no_allowed_ips ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "566dc19c8f6c793771d9f7ffb7809420aa4df9bf66777c59ccb741fc319451d5"`
[INFO] running `"docker" "rm" "-f" "566dc19c8f6c793771d9f7ffb7809420aa4df9bf66777c59ccb741fc319451d5"`
[INFO] [stdout] 566dc19c8f6c793771d9f7ffb7809420aa4df9bf66777c59ccb741fc319451d5