[INFO] cloning repository https://github.com/ammongit/mdhasher
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ammongit/mdhasher" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fammongit%2Fmdhasher", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fammongit%2Fmdhasher'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cd62c95f751d92e2a84aa24b2553ddfd4856a42a
[INFO] testing ammongit/mdhasher against 1.54.0 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fammongit%2Fmdhasher" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ammongit/mdhasher on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ammongit/mdhasher
[INFO] finished tweaking git repo https://github.com/ammongit/mdhasher
[INFO] tweaked toml for git repo https://github.com/ammongit/mdhasher written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/ammongit/mdhasher already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aafe2f21c2833d0e378ae654255772d63d70f953e08fa46b8cecef08ee1b2af9
[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" "aafe2f21c2833d0e378ae654255772d63d70f953e08fa46b8cecef08ee1b2af9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aafe2f21c2833d0e378ae654255772d63d70f953e08fa46b8cecef08ee1b2af9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aafe2f21c2833d0e378ae654255772d63d70f953e08fa46b8cecef08ee1b2af9", kill_on_drop: false }`
[INFO] [stdout] aafe2f21c2833d0e378ae654255772d63d70f953e08fa46b8cecef08ee1b2af9
[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=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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20fddf5b4cb2d7383c4af3d983bce46b10cc574f98db07b9491fddb5a3b51384
[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" "20fddf5b4cb2d7383c4af3d983bce46b10cc574f98db07b9491fddb5a3b51384", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cc v1.0.23
[INFO] [stderr]    Compiling proc-macro2 v0.4.15
[INFO] [stderr]    Compiling serde v1.0.75
[INFO] [stderr]    Compiling ryu v0.2.6
[INFO] [stderr]    Compiling pulldown-cmark v0.1.2
[INFO] [stderr]    Compiling same-file v1.0.3
[INFO] [stderr]    Compiling itoa v0.4.2
[INFO] [stderr]    Compiling regex v1.0.4
[INFO] [stderr]    Compiling bytecount v0.3.2
[INFO] [stderr]    Compiling crossbeam v0.3.2
[INFO] [stderr]    Compiling memchr v2.0.2
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling log v0.4.4
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling shaman v0.1.0
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling enum_primitive v0.1.1
[INFO] [stderr]    Compiling aho-corasick v0.6.8
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling walkdir v2.2.5
[INFO] [stderr]    Compiling backtrace-sys v0.1.24
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling globset v0.4.1
[INFO] [stderr]    Compiling backtrace v0.3.9
[INFO] [stderr]    Compiling error-chain v0.11.0
[INFO] [stderr]    Compiling ignore v0.4.3
[INFO] [stderr]    Compiling serde_derive v1.0.75
[INFO] [stderr]    Compiling serde_json v1.0.26
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling cargo_metadata v0.5.8
[INFO] [stderr]    Compiling skeptic v0.13.3
[INFO] [stderr]    Compiling fts v0.2.0
[INFO] [stderr]    Compiling mdhasher v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected item, found `;`
[INFO] [stdout]   --> src/digest.rs:49:2
[INFO] [stdout]    |
[INFO] [stdout] 49 | };
[INFO] [stdout]    |  ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = help: braced struct declarations are not followed by a semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/digest.rs:79:23
[INFO] [stdout]    |
[INFO] [stdout] 79 |     fn get(&self) -> &DigestTrait {
[INFO] [stdout]    |                       ^^^^^^^^^^^ help: use `dyn`: `dyn DigestTrait`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/digest.rs:91:35
[INFO] [stdout]    |
[INFO] [stdout] 91 |     fn get_mut(&mut self) -> &mut DigestTrait {
[INFO] [stdout]    |                                   ^^^^^^^^^^^ help: use `dyn`: `dyn DigestTrait`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:37:32
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn cause(&self) -> Option<&StdError> {
[INFO] [stdout]    |                                ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ignore::WalkBuilder`
[INFO] [stdout]   --> src/hasher.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use ignore::WalkBuilder;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `digest::Digest`
[INFO] [stdout]   --> src/main.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | use digest::Digest;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[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:48:25
[INFO] [stdout]    |
[INFO] [stdout] 48 |         write!(f, "{}", StdError::description(self))
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `input` found for enum `DigestImp` in the current scope
[INFO] [stdout]   --> src/digest.rs:70:21
[INFO] [stdout]    |
[INFO] [stdout] 21 | enum DigestImp {
[INFO] [stdout]    | -------------- method `input` not found for this
[INFO] [stdout] ...
[INFO] [stdout] 70 |         self.digest.input(&self.buffer);
[INFO] [stdout]    |                     ^^^^^ method not found in `DigestImp`
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]    = note: the following traits define an item `input`, perhaps you need to implement one of them:
[INFO] [stdout]            candidate #1: `FixedBuffer`
[INFO] [stdout]            candidate #2: `shaman::digest::Digest`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `result_str` found for enum `DigestImp` in the current scope
[INFO] [stdout]   --> src/digest.rs:72:32
[INFO] [stdout]    |
[INFO] [stdout] 21 | enum DigestImp {
[INFO] [stdout]    | -------------- method `result_str` not found for this
[INFO] [stdout] ...
[INFO] [stdout] 72 |         let hash = self.digest.result_str();
[INFO] [stdout]    |                                ^^^^^^^^^^ method not found in `DigestImp`
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]    = note: the following trait defines an item `result_str`, perhaps you need to implement it:
[INFO] [stdout]            candidate #1: `shaman::digest::Digest`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `reset` found for enum `DigestImp` in the current scope
[INFO] [stdout]   --> src/digest.rs:73:21
[INFO] [stdout]    |
[INFO] [stdout] 21 | enum DigestImp {
[INFO] [stdout]    | -------------- method `reset` not found for this
[INFO] [stdout] ...
[INFO] [stdout] 73 |         self.digest.reset();
[INFO] [stdout]    |                     ^^^^^ method not found in `DigestImp`
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]    = note: the following traits define an item `reset`, perhaps you need to implement one of them:
[INFO] [stdout]            candidate #1: `ReadBuffer`
[INFO] [stdout]            candidate #2: `WriteBuffer`
[INFO] [stdout]            candidate #3: `FixedBuffer`
[INFO] [stdout]            candidate #4: `shaman::digest::Digest`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0609]: no field `0` on type `&digest::Digest`
[INFO] [stdout]   --> src/digest.rs:82:21
[INFO] [stdout]    |
[INFO] [stdout] 82 |         match &self.0 {
[INFO] [stdout]    |                     ^ unknown field
[INFO] [stdout]    |
[INFO] [stdout]    = note: available fields are: `digest`, `buffer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/digest.rs:83:29
[INFO] [stdout]    |
[INFO] [stdout] 83 |             Sha1(digest) => digest,
[INFO] [stdout]    |                             ^^^^^^
[INFO] [stdout]    |                             |
[INFO] [stdout]    |                             expected reference, found struct `shaman::sha1::Sha1`
[INFO] [stdout]    |                             help: consider borrowing here: `&digest`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected reference `&dyn shaman::digest::Digest`
[INFO] [stdout]                  found struct `shaman::sha1::Sha1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0609]: no field `0` on type `&mut digest::Digest`
[INFO] [stdout]   --> src/digest.rs:94:25
[INFO] [stdout]    |
[INFO] [stdout] 94 |         match &mut self.0 {
[INFO] [stdout]    |                         ^ unknown field
[INFO] [stdout]    |
[INFO] [stdout]    = note: available fields are: `digest`, `buffer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/digest.rs:95:29
[INFO] [stdout]    |
[INFO] [stdout] 95 |             Sha1(digest) => digest,
[INFO] [stdout]    |                             ^^^^^^
[INFO] [stdout]    |                             |
[INFO] [stdout]    |                             expected mutable reference, found struct `shaman::sha1::Sha1`
[INFO] [stdout]    |                             help: consider mutably borrowing here: `&mut digest`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected mutable reference `&mut dyn shaman::digest::Digest`
[INFO] [stdout]                          found struct `shaman::sha1::Sha1`
[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:32:28
[INFO] [stdout]    |
[INFO] [stdout] 32 |             Io(ref e) => e.description(),
[INFO] [stdout]    |                            ^^^^^^^^^^^
[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:33:34
[INFO] [stdout]    |
[INFO] [stdout] 33 |             IntParse(ref e) => e.description(),
[INFO] [stdout]    |                                  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 8 previous errors; 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0599, E0609.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mdhasher`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "20fddf5b4cb2d7383c4af3d983bce46b10cc574f98db07b9491fddb5a3b51384", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20fddf5b4cb2d7383c4af3d983bce46b10cc574f98db07b9491fddb5a3b51384", kill_on_drop: false }`
[INFO] [stdout] 20fddf5b4cb2d7383c4af3d983bce46b10cc574f98db07b9491fddb5a3b51384
