[INFO] fetching crate objecthash 0.4.1...
[INFO] testing objecthash-0.4.1 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate objecthash 0.4.1 into /workspace/builds/worker-27/source
[INFO] validating manifest of crates.io crate objecthash 0.4.1 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate objecthash 0.4.1
[INFO] finished tweaking crates.io crate objecthash 0.4.1
[INFO] tweaked toml for crates.io crate objecthash 0.4.1 written to /workspace/builds/worker-27/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b90d429a18f57062f172193bc502340874a2aabd7a2d27bb35adde9d30bdf859
[INFO] running `Command { std: "docker" "start" "-a" "b90d429a18f57062f172193bc502340874a2aabd7a2d27bb35adde9d30bdf859", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b90d429a18f57062f172193bc502340874a2aabd7a2d27bb35adde9d30bdf859", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b90d429a18f57062f172193bc502340874a2aabd7a2d27bb35adde9d30bdf859", kill_on_drop: false }`
[INFO] [stdout] b90d429a18f57062f172193bc502340874a2aabd7a2d27bb35adde9d30bdf859
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 95f65b248e5dd26dae1921f0377418fc1c19954991db1895566cd78007cf8bd9
[INFO] running `Command { std: "docker" "start" "-a" "95f65b248e5dd26dae1921f0377418fc1c19954991db1895566cd78007cf8bd9", 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 libc v0.2.108
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling tinyvec v1.5.1
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling objecthash v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0615]: attempted to take value of method `algorithm` on type `hasher::ring::ring::digest::Context`
[INFO] [stdout]   --> src/hasher/ring.rs:25:18
[INFO] [stdout]    |
[INFO] [stdout] 25 |         self.ctx.algorithm.output_len
[INFO] [stdout]    |                  ^^^^^^^^^ method, not a field
[INFO] [stdout]    |
[INFO] [stdout] help: use parentheses to call the method
[INFO] [stdout]    |
[INFO] [stdout] 25 |         self.ctx.algorithm().output_len
[INFO] [stdout]    |                           ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0615]: attempted to take value of method `algorithm` on type `hasher::ring::ring::digest::Context`
[INFO] [stdout]   --> src/hasher/ring.rs:37:54
[INFO] [stdout]    |
[INFO] [stdout] 37 |         let mut nested_hasher = Hasher::new(self.ctx.algorithm);
[INFO] [stdout]    |                                                      ^^^^^^^^^ method, not a field
[INFO] [stdout]    |
[INFO] [stdout] help: use parentheses to call the method
[INFO] [stdout]    |
[INFO] [stdout] 37 |         let mut nested_hasher = Hasher::new(self.ctx.algorithm());
[INFO] [stdout]    |                                                               ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0615`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `objecthash` due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "95f65b248e5dd26dae1921f0377418fc1c19954991db1895566cd78007cf8bd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95f65b248e5dd26dae1921f0377418fc1c19954991db1895566cd78007cf8bd9", kill_on_drop: false }`
[INFO] [stdout] 95f65b248e5dd26dae1921f0377418fc1c19954991db1895566cd78007cf8bd9