[INFO] cloning repository https://github.com/termhn/nanopow-rs
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/termhn/nanopow-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftermhn%2Fnanopow-rs"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftermhn%2Fnanopow-rs'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b3a8a84e5f3a2c6028c306e55091f09a03205082
[INFO] testing termhn/nanopow-rs against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftermhn%2Fnanopow-rs" "/workspace/builds/worker-8/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/termhn/nanopow-rs on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/termhn/nanopow-rs
[INFO] finished tweaking git repo https://github.com/termhn/nanopow-rs
[INFO] tweaked toml for git repo https://github.com/termhn/nanopow-rs written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/termhn/nanopow-rs already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta-2020-06-03" "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] 0e82c9a3fb9bc2884e364740c4b528135c113f554e7aaa7430943a8ecef80f56
[INFO] running `"docker" "start" "-a" "0e82c9a3fb9bc2884e364740c4b528135c113f554e7aaa7430943a8ecef80f56"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.36
[INFO] [stderr]    Compiling typenum v1.9.0
[INFO] [stderr]    Compiling cc v1.0.5
[INFO] [stderr]    Compiling cfg-if v0.1.2
[INFO] [stderr]    Compiling stable_deref_trait v1.0.0
[INFO] [stderr]    Compiling smallvec v0.6.0
[INFO] [stderr]    Compiling nodrop v0.1.12
[INFO] [stderr]    Compiling memoffset v0.1.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.7
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling constant_time_eq v0.1.3
[INFO] [stderr]    Compiling byte-tools v0.2.0
[INFO] [stderr]    Compiling hex v0.3.1
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling arrayvec v0.4.7
[INFO] [stderr]    Compiling owning_ref v0.3.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.2.0
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]    Compiling generic-array v0.9.0
[INFO] [stderr]    Compiling parking_lot_core v0.2.11
[INFO] [stderr]    Compiling digest v0.7.2
[INFO] [stderr]    Compiling crypto-mac v0.5.2
[INFO] [stderr]    Compiling blake2 v0.7.0
[INFO] [stderr]    Compiling parking_lot v0.4.8
[INFO] [stderr]    Compiling crossbeam-channel v0.1.2
[INFO] [stderr]    Compiling backtrace v0.3.5
[INFO] [stderr]    Compiling error-chain v0.11.0
[INFO] [stderr]    Compiling nanopow-rs v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:3:1
[INFO] [stderr]    |
[INFO] [stderr] 3  | / error_chain! {
[INFO] [stderr] 4  | |   errors {
[INFO] [stderr] 5  | |     /// Attempted to create an InputHash with incorrect length
[INFO] [stderr] 6  | |     HashLengthError {
[INFO] [stderr] ...  |
[INFO] [stderr] 21 | |   }
[INFO] [stderr] 22 | | }
[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::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:3:1
[INFO] [stderr]    |
[INFO] [stderr] 3  | / error_chain! {
[INFO] [stderr] 4  | |   errors {
[INFO] [stderr] 5  | |     /// Attempted to create an InputHash with incorrect length
[INFO] [stderr] 6  | |     HashLengthError {
[INFO] [stderr] ...  |
[INFO] [stderr] 21 | |   }
[INFO] [stderr] 22 | | }
[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: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/error.rs:3:1
[INFO] [stderr]    |
[INFO] [stderr] 3  | / error_chain! {
[INFO] [stderr] 4  | |   errors {
[INFO] [stderr] 5  | |     /// Attempted to create an InputHash with incorrect length
[INFO] [stderr] 6  | |     HashLengthError {
[INFO] [stderr] ...  |
[INFO] [stderr] 21 | |   }
[INFO] [stderr] 22 | | }
[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 dev [unoptimized + debuginfo] target(s) in 31.55s
[INFO] running `"docker" "inspect" "0e82c9a3fb9bc2884e364740c4b528135c113f554e7aaa7430943a8ecef80f56"`
[INFO] running `"docker" "rm" "-f" "0e82c9a3fb9bc2884e364740c4b528135c113f554e7aaa7430943a8ecef80f56"`
[INFO] [stdout] 0e82c9a3fb9bc2884e364740c4b528135c113f554e7aaa7430943a8ecef80f56
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta-2020-06-03" "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] 566194fc1cc943e47788d8e353b09acff082195a5aa457f105ca92955f6f00f8
[INFO] running `"docker" "start" "-a" "566194fc1cc943e47788d8e353b09acff082195a5aa457f105ca92955f6f00f8"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling nanopow-rs v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:3:1
[INFO] [stderr]    |
[INFO] [stderr] 3  | / error_chain! {
[INFO] [stderr] 4  | |   errors {
[INFO] [stderr] 5  | |     /// Attempted to create an InputHash with incorrect length
[INFO] [stderr] 6  | |     HashLengthError {
[INFO] [stderr] ...  |
[INFO] [stderr] 21 | |   }
[INFO] [stderr] 22 | | }
[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::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:3:1
[INFO] [stderr]    |
[INFO] [stderr] 3  | / error_chain! {
[INFO] [stderr] 4  | |   errors {
[INFO] [stderr] 5  | |     /// Attempted to create an InputHash with incorrect length
[INFO] [stderr] 6  | |     HashLengthError {
[INFO] [stderr] ...  |
[INFO] [stderr] 21 | |   }
[INFO] [stderr] 22 | | }
[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: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/error.rs:3:1
[INFO] [stderr]    |
[INFO] [stderr] 3  | / error_chain! {
[INFO] [stderr] 4  | |   errors {
[INFO] [stderr] 5  | |     /// Attempted to create an InputHash with incorrect length
[INFO] [stderr] 6  | |     HashLengthError {
[INFO] [stderr] ...  |
[INFO] [stderr] 21 | |   }
[INFO] [stderr] 22 | | }
[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] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:3:1
[INFO] [stderr]    |
[INFO] [stderr] 3  | / error_chain! {
[INFO] [stderr] 4  | |   errors {
[INFO] [stderr] 5  | |     /// Attempted to create an InputHash with incorrect length
[INFO] [stderr] 6  | |     HashLengthError {
[INFO] [stderr] ...  |
[INFO] [stderr] 21 | |   }
[INFO] [stderr] 22 | | }
[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::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:3:1
[INFO] [stderr]    |
[INFO] [stderr] 3  | / error_chain! {
[INFO] [stderr] 4  | |   errors {
[INFO] [stderr] 5  | |     /// Attempted to create an InputHash with incorrect length
[INFO] [stderr] 6  | |     HashLengthError {
[INFO] [stderr] ...  |
[INFO] [stderr] 21 | |   }
[INFO] [stderr] 22 | | }
[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: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/error.rs:3:1
[INFO] [stderr]    |
[INFO] [stderr] 3  | / error_chain! {
[INFO] [stderr] 4  | |   errors {
[INFO] [stderr] 5  | |     /// Attempted to create an InputHash with incorrect length
[INFO] [stderr] 6  | |     HashLengthError {
[INFO] [stderr] ...  |
[INFO] [stderr] 21 | |   }
[INFO] [stderr] 22 | | }
[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 2.40s
[INFO] running `"docker" "inspect" "566194fc1cc943e47788d8e353b09acff082195a5aa457f105ca92955f6f00f8"`
[INFO] running `"docker" "rm" "-f" "566194fc1cc943e47788d8e353b09acff082195a5aa457f105ca92955f6f00f8"`
[INFO] [stdout] 566194fc1cc943e47788d8e353b09acff082195a5aa457f105ca92955f6f00f8
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta-2020-06-03" "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] 02bde2b05b6f567bba752a6b7183253b3f879a469d9e52281f72e225d48d447e
[INFO] running `"docker" "start" "-a" "02bde2b05b6f567bba752a6b7183253b3f879a469d9e52281f72e225d48d447e"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:3:1
[INFO] [stderr]    |
[INFO] [stderr] 3  | / error_chain! {
[INFO] [stderr] 4  | |   errors {
[INFO] [stderr] 5  | |     /// Attempted to create an InputHash with incorrect length
[INFO] [stderr] 6  | |     HashLengthError {
[INFO] [stderr] ...  |
[INFO] [stderr] 21 | |   }
[INFO] [stderr] 22 | | }
[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::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:3:1
[INFO] [stderr]    |
[INFO] [stderr] 3  | / error_chain! {
[INFO] [stderr] 4  | |   errors {
[INFO] [stderr] 5  | |     /// Attempted to create an InputHash with incorrect length
[INFO] [stderr] 6  | |     HashLengthError {
[INFO] [stderr] ...  |
[INFO] [stderr] 21 | |   }
[INFO] [stderr] 22 | | }
[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: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/error.rs:3:1
[INFO] [stderr]    |
[INFO] [stderr] 3  | / error_chain! {
[INFO] [stderr] 4  | |   errors {
[INFO] [stderr] 5  | |     /// Attempted to create an InputHash with incorrect length
[INFO] [stderr] 6  | |     HashLengthError {
[INFO] [stderr] ...  |
[INFO] [stderr] 21 | |   }
[INFO] [stderr] 22 | | }
[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] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:3:1
[INFO] [stderr]    |
[INFO] [stderr] 3  | / error_chain! {
[INFO] [stderr] 4  | |   errors {
[INFO] [stderr] 5  | |     /// Attempted to create an InputHash with incorrect length
[INFO] [stderr] 6  | |     HashLengthError {
[INFO] [stderr] ...  |
[INFO] [stderr] 21 | |   }
[INFO] [stderr] 22 | | }
[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::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:3:1
[INFO] [stderr]    |
[INFO] [stderr] 3  | / error_chain! {
[INFO] [stderr] 4  | |   errors {
[INFO] [stderr] 5  | |     /// Attempted to create an InputHash with incorrect length
[INFO] [stderr] 6  | |     HashLengthError {
[INFO] [stderr] ...  |
[INFO] [stderr] 21 | |   }
[INFO] [stderr] 22 | | }
[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: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/error.rs:3:1
[INFO] [stderr]    |
[INFO] [stderr] 3  | / error_chain! {
[INFO] [stderr] 4  | |   errors {
[INFO] [stderr] 5  | |     /// Attempted to create an InputHash with incorrect length
[INFO] [stderr] 6  | |     HashLengthError {
[INFO] [stderr] ...  |
[INFO] [stderr] 21 | |   }
[INFO] [stderr] 22 | | }
[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 0.12s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/nanopow_rs-b8934ac8c62927e2
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::creates_hex_string_from_input_hash ... ok
[INFO] [stdout] test tests::creates_hex_string_from_work ... ok
[INFO] [stdout] test tests::validates_good_work ... ok
[INFO] [stdout] test tests::does_not_validate_bad_work ... ok
[INFO] [stdout] test tests::creates_input_hash_from_hex_and_bytes ... ok
[INFO] [stdout] test tests::creates_work_from_hex_and_bytes ... ok
[INFO] [stdout] test tests::generates_valid_work ... test tests::generates_valid_work has been running for over 60 seconds
[ERROR] error running command: no output for 300 seconds
[INFO] running `"docker" "inspect" "02bde2b05b6f567bba752a6b7183253b3f879a469d9e52281f72e225d48d447e"`
[INFO] running `"docker" "rm" "-f" "02bde2b05b6f567bba752a6b7183253b3f879a469d9e52281f72e225d48d447e"`
[INFO] [stdout] 02bde2b05b6f567bba752a6b7183253b3f879a469d9e52281f72e225d48d447e