[INFO] fetching crate nanopow-rs 0.3.3...
[INFO] testing nanopow-rs-0.3.3 against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] extracting crate nanopow-rs 0.3.3 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate nanopow-rs 0.3.3 on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded crossbeam-utils v0.2.2
[INFO] [stderr]   Downloaded blake2 v0.7.1
[INFO] [stderr]   Downloaded crossbeam-utils v0.3.2
[INFO] [stderr]   Downloaded crossbeam-channel v0.1.3
[INFO] [stderr]   Downloaded crossbeam-epoch v0.4.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "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] acc2a4732d74545267c9352496c34e95addb53bc938c1eb5adb83c3362f1d2af
[INFO] running `Command { std: "docker" "start" "-a" "acc2a4732d74545267c9352496c34e95addb53bc938c1eb5adb83c3362f1d2af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "acc2a4732d74545267c9352496c34e95addb53bc938c1eb5adb83c3362f1d2af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acc2a4732d74545267c9352496c34e95addb53bc938c1eb5adb83c3362f1d2af", kill_on_drop: false }`
[INFO] [stdout] acc2a4732d74545267c9352496c34e95addb53bc938c1eb5adb83c3362f1d2af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 192cd5d214f213348ebbb0bc8b247ab75b6c7af29097cc8439a33b0639a0bb06
[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" "192cd5d214f213348ebbb0bc8b247ab75b6c7af29097cc8439a33b0639a0bb06", kill_on_drop: false }`
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling byte-tools v0.2.0
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling generic-array v0.9.0
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling backtrace v0.3.55
[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 crypto-mac v0.5.2
[INFO] [stderr]    Compiling digest v0.7.6
[INFO] [stderr]    Compiling smallvec v0.6.13
[INFO] [stderr]    Compiling blake2 v0.7.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.4.3
[INFO] [stderr]    Compiling error-chain v0.11.0
[INFO] [stderr]    Compiling parking_lot_core v0.2.14
[INFO] [stderr]    Compiling parking_lot v0.5.5
[INFO] [stderr]    Compiling crossbeam-channel v0.1.3
[INFO] [stderr]    Compiling nanopow-rs v0.3.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:2:1
[INFO] [stdout]    |
[INFO] [stdout] 2  | / error_chain! {
[INFO] [stdout] 3  | |   errors {
[INFO] [stdout] 4  | |     /// Invalid character used in hex string
[INFO] [stdout] 5  | |     InvalidHexCharacterError(pos: usize) {
[INFO] [stdout] ...  |
[INFO] [stdout] 24 | |   }
[INFO] [stdout] 25 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/error.rs:2:1
[INFO] [stdout]    |
[INFO] [stdout] 2  | / error_chain! {
[INFO] [stdout] 3  | |   errors {
[INFO] [stdout] 4  | |     /// Invalid character used in hex string
[INFO] [stdout] 5  | |     InvalidHexCharacterError(pos: usize) {
[INFO] [stdout] ...  |
[INFO] [stdout] 24 | |   }
[INFO] [stdout] 25 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.37s
[INFO] running `Command { std: "docker" "inspect" "192cd5d214f213348ebbb0bc8b247ab75b6c7af29097cc8439a33b0639a0bb06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "192cd5d214f213348ebbb0bc8b247ab75b6c7af29097cc8439a33b0639a0bb06", kill_on_drop: false }`
[INFO] [stdout] 192cd5d214f213348ebbb0bc8b247ab75b6c7af29097cc8439a33b0639a0bb06
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--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] 0b5ec8956b29522758a3d563fb3aeb2284a43cdedc49293eccab9b66d55c5cba
[INFO] running `Command { std: "docker" "start" "-a" "0b5ec8956b29522758a3d563fb3aeb2284a43cdedc49293eccab9b66d55c5cba", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:2:1
[INFO] [stdout]    |
[INFO] [stdout] 2  | / error_chain! {
[INFO] [stdout] 3  | |   errors {
[INFO] [stdout] 4  | |     /// Invalid character used in hex string
[INFO] [stdout] 5  | |     InvalidHexCharacterError(pos: usize) {
[INFO] [stdout] ...  |
[INFO] [stdout] 24 | |   }
[INFO] [stdout] 25 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling nanopow-rs v0.3.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/error.rs:2:1
[INFO] [stdout]    |
[INFO] [stdout] 2  | / error_chain! {
[INFO] [stdout] 3  | |   errors {
[INFO] [stdout] 4  | |     /// Invalid character used in hex string
[INFO] [stdout] 5  | |     InvalidHexCharacterError(pos: usize) {
[INFO] [stdout] ...  |
[INFO] [stdout] 24 | |   }
[INFO] [stdout] 25 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:2:1
[INFO] [stdout]    |
[INFO] [stdout] 2  | / error_chain! {
[INFO] [stdout] 3  | |   errors {
[INFO] [stdout] 4  | |     /// Invalid character used in hex string
[INFO] [stdout] 5  | |     InvalidHexCharacterError(pos: usize) {
[INFO] [stdout] ...  |
[INFO] [stdout] 24 | |   }
[INFO] [stdout] 25 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/error.rs:2:1
[INFO] [stdout]    |
[INFO] [stdout] 2  | / error_chain! {
[INFO] [stdout] 3  | |   errors {
[INFO] [stdout] 4  | |     /// Invalid character used in hex string
[INFO] [stdout] 5  | |     InvalidHexCharacterError(pos: usize) {
[INFO] [stdout] ...  |
[INFO] [stdout] 24 | |   }
[INFO] [stdout] 25 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.43s
[INFO] running `Command { std: "docker" "inspect" "0b5ec8956b29522758a3d563fb3aeb2284a43cdedc49293eccab9b66d55c5cba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b5ec8956b29522758a3d563fb3aeb2284a43cdedc49293eccab9b66d55c5cba", kill_on_drop: false }`
[INFO] [stdout] 0b5ec8956b29522758a3d563fb3aeb2284a43cdedc49293eccab9b66d55c5cba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2be54c94acae6f40d344f8504a99d8fcb732c57e8b67d1fd8fda798ba7f19bec
[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" "2be54c94acae6f40d344f8504a99d8fcb732c57e8b67d1fd8fda798ba7f19bec", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated associated function `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 associated function `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 associated function `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 associated function `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 0.07s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/nanopow_rs-92279a3d72188746
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::creates_hex_string_from_work ... ok
[INFO] [stdout] test tests::creates_hex_string_from_input_hash ... 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::does_not_validate_bad_work ... 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] [stderr]    Doc-tests nanopow-rs
[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] [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 `Command { std: "docker" "inspect" "2be54c94acae6f40d344f8504a99d8fcb732c57e8b67d1fd8fda798ba7f19bec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2be54c94acae6f40d344f8504a99d8fcb732c57e8b67d1fd8fda798ba7f19bec", kill_on_drop: false }`
[INFO] [stdout] 2be54c94acae6f40d344f8504a99d8fcb732c57e8b67d1fd8fda798ba7f19bec