[INFO] fetching crate phc 0.2.0...
[INFO] testing phc-0.2.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate phc 0.2.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate phc 0.2.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate phc 0.2.0
[INFO] finished tweaking crates.io crate phc 0.2.0
[INFO] tweaked toml for crates.io crate phc 0.2.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: the cargo feature `edition` has been stabilized in the 1.31 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/cargo/reference/manifest.html#the-edition-field for more information about using this feature.
[INFO] running `Command { std: "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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ebc821459f1cf3a67a102eb47d98c30c07234c9199825b926dec904ced347278
[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" "ebc821459f1cf3a67a102eb47d98c30c07234c9199825b926dec904ced347278", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ebc821459f1cf3a67a102eb47d98c30c07234c9199825b926dec904ced347278", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebc821459f1cf3a67a102eb47d98c30c07234c9199825b926dec904ced347278", kill_on_drop: false }`
[INFO] [stdout] ebc821459f1cf3a67a102eb47d98c30c07234c9199825b926dec904ced347278
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 016145abe5c8bf2d21bb2b71db0bb4e1538089ec6b2778aa36c85d85c41af7b5
[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" "016145abe5c8bf2d21bb2b71db0bb4e1538089ec6b2778aa36c85d85c41af7b5", kill_on_drop: false }`
[INFO] [stderr] warning: the cargo feature `edition` has been stabilized in the 1.31 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/cargo/reference/manifest.html#the-edition-field for more information about using this feature.
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling phc v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `extract_param_set`
[INFO] [stdout]    --> src/params.rs:143:15
[INFO] [stdout]     |
[INFO] [stdout] 143 | pub(crate) fn extract_param_set<P>(param_set: &P, raw: &[(&str, &str)]) -> Option<P::Params>
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.14s
[INFO] running `Command { std: "docker" "inspect" "016145abe5c8bf2d21bb2b71db0bb4e1538089ec6b2778aa36c85d85c41af7b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "016145abe5c8bf2d21bb2b71db0bb4e1538089ec6b2778aa36c85d85c41af7b5", kill_on_drop: false }`
[INFO] [stdout] 016145abe5c8bf2d21bb2b71db0bb4e1538089ec6b2778aa36c85d85c41af7b5
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2e4db778c0d49cb9bea773926b6fcdbb3b59a24e79742f0848a68c08861250c2
[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" "2e4db778c0d49cb9bea773926b6fcdbb3b59a24e79742f0848a68c08861250c2", kill_on_drop: false }`
[INFO] [stderr] warning: the cargo feature `edition` has been stabilized in the 1.31 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/cargo/reference/manifest.html#the-edition-field for more information about using this feature.
[INFO] [stderr]    Compiling phc v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `extract_param_set`
[INFO] [stdout]    --> src/params.rs:143:15
[INFO] [stdout]     |
[INFO] [stdout] 143 | pub(crate) fn extract_param_set<P>(param_set: &P, raw: &[(&str, &str)]) -> Option<P::Params>
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `params`
[INFO] [stdout]    --> src/params.rs:226:13
[INFO] [stdout]     |
[INFO] [stdout] 226 |         let params = param_set!(a: u8, b: u32, c = true, y: &str = "Hello!");
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_params`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.08s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2e4db778c0d49cb9bea773926b6fcdbb3b59a24e79742f0848a68c08861250c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e4db778c0d49cb9bea773926b6fcdbb3b59a24e79742f0848a68c08861250c2", kill_on_drop: false }`
[INFO] [stdout] 2e4db778c0d49cb9bea773926b6fcdbb3b59a24e79742f0848a68c08861250c2
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 59ce3055bc21a4c5039b5bbd0b1ad105860fa5ce7f0dd9a94baa50657fd5f883
[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" "59ce3055bc21a4c5039b5bbd0b1ad105860fa5ce7f0dd9a94baa50657fd5f883", kill_on_drop: false }`
[INFO] [stderr] warning: the cargo feature `edition` has been stabilized in the 1.31 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/cargo/reference/manifest.html#the-edition-field for more information about using this feature.
[INFO] [stderr] warning: function is never used: `extract_param_set`
[INFO] [stderr]    --> src/params.rs:143:15
[INFO] [stderr]     |
[INFO] [stderr] 143 | pub(crate) fn extract_param_set<P>(param_set: &P, raw: &[(&str, &str)]) -> Option<P::Params>
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `params`
[INFO] [stderr]    --> src/params.rs:226:13
[INFO] [stderr]     |
[INFO] [stderr] 226 |         let params = param_set!(a: u8, b: u32, c = true, y: &str = "Hello!");
[INFO] [stderr]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_params`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `phc` (lib) generated 1 warning
[INFO] [stderr] warning: `phc` (lib test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/phc-71f7598bd00a628a)
[INFO] [stdout] 
[INFO] [stdout] running 25 tests
[INFO] [stdout] test parser::tests::hash_string_two_params ... ok
[INFO] [stdout] test parser::tests::salt_string_one_param ... ok
[INFO] [stdout] test parser::tests::hash_string_one_param ... ok
[INFO] [stdout] test parser::tests::param_string_no_params ... ok
[INFO] [stdout] test raw::tests::param_string_no_params_is_iso ... ok
[INFO] [stdout] test parser::tests::salt_string_two_params ... ok
[INFO] [stdout] test raw::tests::heap_string_two_params_is_iso ... ok
[INFO] [stdout] test parser::tests::param_string_two_params ... ok
[INFO] [stdout] test raw::tests::heap_string_one_param_is_iso ... ok
[INFO] [stdout] test parser::tests::salt_string_no_params ... ok
[INFO] [stdout] test raw::tests::salt_string_no_params_is_iso ... ok
[INFO] [stdout] test raw::tests::heap_string_no_params_is_iso ... ok
[INFO] [stdout] test parser::tests::param_string_one_param ... ok
[INFO] [stdout] test parser::tests::hash_string_no_params ... ok
[INFO] [stdout] test params::tests::param_set_variants ... ok
[INFO] [stdout] test params::tests::two_param_set_two_parses ... ok
[INFO] [stdout] test raw::tests::param_string_one_param_is_iso ... ok
[INFO] [stdout] test raw::tests::param_string_two_params_is_iso ... ok
[INFO] [stdout] test salt::tests::binary_ascii_salt_to_binary_is_same ... ok
[INFO] [stdout] test salt::tests::base_64_ascii_salt_converts_to_binary ... ok
[INFO] [stdout] test raw::tests::salt_string_one_param_is_iso ... ok
[INFO] [stdout] test salt::tests::binary_salt_serializes_to_base_64 ... ok
[INFO] [stdout] test raw::tests::salt_string_two_params_is_iso ... ok
[INFO] [stdout] test salt::tests::ascii_salt_serializes ... ok
[INFO] [stderr]    Doc-tests phc
[INFO] [stdout] test salt::tests::non_base_64_ascii_doesnt_convert_to_binary ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 25 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/params.rs - params::GenParam (line 29) ... ok
[INFO] [stdout] test src/salt.rs - salt::Salt::into_binary (line 29) ... ok
[INFO] [stdout] test src/salt.rs - salt::Salt::into_binary (line 23) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.44s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "59ce3055bc21a4c5039b5bbd0b1ad105860fa5ce7f0dd9a94baa50657fd5f883", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59ce3055bc21a4c5039b5bbd0b1ad105860fa5ce7f0dd9a94baa50657fd5f883", kill_on_drop: false }`
[INFO] [stdout] 59ce3055bc21a4c5039b5bbd0b1ad105860fa5ce7f0dd9a94baa50657fd5f883