[INFO] fetching crate nanopow-rs 0.3.3...
[INFO] testing nanopow-rs-0.3.3 against 1.44.0 for beta-1.45-1
[INFO] extracting crate nanopow-rs 0.3.3 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate nanopow-rs 0.3.3 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 nanopow-rs 0.3.3
[INFO] finished tweaking crates.io crate nanopow-rs 0.3.3
[INFO] tweaked toml for crates.io crate nanopow-rs 0.3.3 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 8844a58a3cce67be4472baff3e19bbff635371d280794f14ed4c3a4d57954c7c
[INFO] running `"docker" "start" "-a" "8844a58a3cce67be4472baff3e19bbff635371d280794f14ed4c3a4d57954c7c"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling constant_time_eq v0.1.5
[INFO] [stderr]    Compiling byte-tools v0.2.0
[INFO] [stderr]    Compiling data-encoding v2.2.1
[INFO] [stderr]    Compiling crossbeam-utils v0.3.2
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling owning_ref v0.3.3
[INFO] [stderr]    Compiling error-chain v0.11.0
[INFO] [stderr]    Compiling parking_lot_core v0.2.14
[INFO] [stderr]    Compiling generic-array v0.9.0
[INFO] [stderr]    Compiling digest v0.7.6
[INFO] [stderr]    Compiling crypto-mac v0.5.2
[INFO] [stderr]    Compiling blake2 v0.7.1
[INFO] [stderr]    Compiling parking_lot v0.5.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.4.3
[INFO] [stderr]    Compiling crossbeam-channel v0.1.3
[INFO] [stderr]    Compiling nanopow-rs v0.3.3 (/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:2:1
[INFO] [stderr]    |
[INFO] [stderr] 2  | / error_chain! {
[INFO] [stderr] 3  | |   errors {
[INFO] [stderr] 4  | |     /// Invalid character used in hex string
[INFO] [stderr] 5  | |     InvalidHexCharacterError(pos: usize) {
[INFO] [stderr] ...  |
[INFO] [stderr] 24 | |   }
[INFO] [stderr] 25 | | }
[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::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/error.rs:2:1
[INFO] [stderr]    |
[INFO] [stderr] 2  | / error_chain! {
[INFO] [stderr] 3  | |   errors {
[INFO] [stderr] 4  | |     /// Invalid character used in hex string
[INFO] [stderr] 5  | |     InvalidHexCharacterError(pos: usize) {
[INFO] [stderr] ...  |
[INFO] [stderr] 24 | |   }
[INFO] [stderr] 25 | | }
[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 11.68s
[INFO] running `"docker" "inspect" "8844a58a3cce67be4472baff3e19bbff635371d280794f14ed4c3a4d57954c7c"`
[INFO] running `"docker" "rm" "-f" "8844a58a3cce67be4472baff3e19bbff635371d280794f14ed4c3a4d57954c7c"`
[INFO] [stdout] 8844a58a3cce67be4472baff3e19bbff635371d280794f14ed4c3a4d57954c7c
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 22561dd25a91b7648cc5826bd240e332cf24bc15df305a0a58a0d5dc3acd9385
[INFO] running `"docker" "start" "-a" "22561dd25a91b7648cc5826bd240e332cf24bc15df305a0a58a0d5dc3acd9385"`
[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:2:1
[INFO] [stderr]    |
[INFO] [stderr] 2  | / error_chain! {
[INFO] [stderr] 3  | |   errors {
[INFO] [stderr] 4  | |     /// Invalid character used in hex string
[INFO] [stderr] 5  | |     InvalidHexCharacterError(pos: usize) {
[INFO] [stderr] ...  |
[INFO] [stderr] 24 | |   }
[INFO] [stderr] 25 | | }
[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::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/error.rs:2:1
[INFO] [stderr]    |
[INFO] [stderr] 2  | / error_chain! {
[INFO] [stderr] 3  | |   errors {
[INFO] [stderr] 4  | |     /// Invalid character used in hex string
[INFO] [stderr] 5  | |     InvalidHexCharacterError(pos: usize) {
[INFO] [stderr] ...  |
[INFO] [stderr] 24 | |   }
[INFO] [stderr] 25 | | }
[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]    Compiling nanopow-rs v0.3.3 (/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:2:1
[INFO] [stderr]    |
[INFO] [stderr] 2  | / error_chain! {
[INFO] [stderr] 3  | |   errors {
[INFO] [stderr] 4  | |     /// Invalid character used in hex string
[INFO] [stderr] 5  | |     InvalidHexCharacterError(pos: usize) {
[INFO] [stderr] ...  |
[INFO] [stderr] 24 | |   }
[INFO] [stderr] 25 | | }
[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::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/error.rs:2:1
[INFO] [stderr]    |
[INFO] [stderr] 2  | / error_chain! {
[INFO] [stderr] 3  | |   errors {
[INFO] [stderr] 4  | |     /// Invalid character used in hex string
[INFO] [stderr] 5  | |     InvalidHexCharacterError(pos: usize) {
[INFO] [stderr] ...  |
[INFO] [stderr] 24 | |   }
[INFO] [stderr] 25 | | }
[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 test [unoptimized + debuginfo] target(s) in 2.90s
[INFO] running `"docker" "inspect" "22561dd25a91b7648cc5826bd240e332cf24bc15df305a0a58a0d5dc3acd9385"`
[INFO] running `"docker" "rm" "-f" "22561dd25a91b7648cc5826bd240e332cf24bc15df305a0a58a0d5dc3acd9385"`
[INFO] [stdout] 22561dd25a91b7648cc5826bd240e332cf24bc15df305a0a58a0d5dc3acd9385
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] c3d54a86df7b0ba8c9af5a8ce2108746d2a2374e9c807dbcf2e72a7dbada1d52
[INFO] running `"docker" "start" "-a" "c3d54a86df7b0ba8c9af5a8ce2108746d2a2374e9c807dbcf2e72a7dbada1d52"`
[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:2:1
[INFO] [stderr]    |
[INFO] [stderr] 2  | / error_chain! {
[INFO] [stderr] 3  | |   errors {
[INFO] [stderr] 4  | |     /// Invalid character used in hex string
[INFO] [stderr] 5  | |     InvalidHexCharacterError(pos: usize) {
[INFO] [stderr] ...  |
[INFO] [stderr] 24 | |   }
[INFO] [stderr] 25 | | }
[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::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/error.rs:2:1
[INFO] [stderr]    |
[INFO] [stderr] 2  | / error_chain! {
[INFO] [stderr] 3  | |   errors {
[INFO] [stderr] 4  | |     /// Invalid character used in hex string
[INFO] [stderr] 5  | |     InvalidHexCharacterError(pos: usize) {
[INFO] [stderr] ...  |
[INFO] [stderr] 24 | |   }
[INFO] [stderr] 25 | | }
[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] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:2:1
[INFO] [stderr]    |
[INFO] [stderr] 2  | / error_chain! {
[INFO] [stderr] 3  | |   errors {
[INFO] [stderr] 4  | |     /// Invalid character used in hex string
[INFO] [stderr] 5  | |     InvalidHexCharacterError(pos: usize) {
[INFO] [stderr] ...  |
[INFO] [stderr] 24 | |   }
[INFO] [stderr] 25 | | }
[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::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/error.rs:2:1
[INFO] [stderr]    |
[INFO] [stderr] 2  | / error_chain! {
[INFO] [stderr] 3  | |   errors {
[INFO] [stderr] 4  | |     /// Invalid character used in hex string
[INFO] [stderr] 5  | |     InvalidHexCharacterError(pos: usize) {
[INFO] [stderr] ...  |
[INFO] [stderr] 24 | |   }
[INFO] [stderr] 25 | | }
[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 test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/nanopow_rs-bbbb0f620f49c3a9
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::creates_input_hash_from_hex_and_bytes ... ok
[INFO] [stdout] test tests::does_not_validate_bad_work ... ok
[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::creates_work_from_hex_and_bytes ... ok
[INFO] [stdout] test tests::validates_good_work ... ok
[INFO] [stdout] test tests::generates_valid_work ... test tests::generates_valid_work has been running for over 60 seconds
[INFO] [stdout] test tests::generates_valid_work ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests nanopow-rs
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "c3d54a86df7b0ba8c9af5a8ce2108746d2a2374e9c807dbcf2e72a7dbada1d52"`
[INFO] running `"docker" "rm" "-f" "c3d54a86df7b0ba8c9af5a8ce2108746d2a2374e9c807dbcf2e72a7dbada1d52"`
[INFO] [stdout] c3d54a86df7b0ba8c9af5a8ce2108746d2a2374e9c807dbcf2e72a7dbada1d52