[INFO] fetching crate cryptocol 0.19.10...
[INFO] fixing cryptocol-0.19.10 against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=start=2015 for pr-157817-2
[INFO] extracting crate cryptocol 0.19.10 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate cryptocol 0.19.10
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate cryptocol 0.19.10
[INFO] tweaked toml for crates.io crate cryptocol 0.19.10 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate cryptocol 0.19.10 on toolchain 622891a4e29178280638a6b63a8908bde2c0c854
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate cryptocol 0.19.10 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 2f30ebd1addf69432e379027f4304516de0376f436a0883cf95c36b1339cf23d
[INFO] running `Command { std: "docker" "start" "2f30ebd1addf69432e379027f4304516de0376f436a0883cf95c36b1339cf23d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2f30ebd1addf69432e379027f4304516de0376f436a0883cf95c36b1339cf23d" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f30ebd1addf69432e379027f4304516de0376f436a0883cf95c36b1339cf23d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=" "-e" "RUSTDOCFLAGS=" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2f30ebd1addf69432e379027f4304516de0376f436a0883cf95c36b1339cf23d" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fix" "--allow-no-vcs" "--allow-dirty" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zfix-edition=start=2015", kill_on_drop: false }`
[INFO] [stderr]     Checking cryptocol v0.19.10 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> examples/rsa_pkcs1v15_examples.rs:50:18
[INFO] [stdout]     |
[INFO] [stdout]  50 |     rsa.set_prng(prng);
[INFO] [stdout]     |         -------- ^^^^ expected `Box<dyn PRNG>`, found `Random_Generic<4294967295>`
[INFO] [stdout]     |         |
[INFO] [stdout]     |         arguments to this method are incorrect
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `Box<(dyn PRNG + 'static)>`
[INFO] [stdout]                found struct `cryptocol::random::Random_Generic<4294967295>`
[INFO] [stdout]     = note: for more on the distinction between the stack and the heap, read https://doc.rust-lang.org/book/ch15-01-box.html, https://doc.rust-lang.org/rust-by-example/std/box.html, and https://doc.rust-lang.org/std/boxed/index.html
[INFO] [stdout] note: method defined here
[INFO] [stdout]    --> src/asymmetric/trait_pkcs1v15.rs:114:8
[INFO] [stdout]     |
[INFO] [stdout] 114 |     fn set_prng(&mut self, prng: Box<dyn PRNG>);
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] help: store this in the heap by calling `Box::new`
[INFO] [stdout]     |
[INFO] [stdout]  50 |     rsa.set_prng(Box::new(prng));
[INFO] [stdout]     |                  +++++++++    +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cryptocol` (example "rsa_pkcs1v15_examples") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "2f30ebd1addf69432e379027f4304516de0376f436a0883cf95c36b1339cf23d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f30ebd1addf69432e379027f4304516de0376f436a0883cf95c36b1339cf23d", kill_on_drop: false }`
[INFO] [stdout] 2f30ebd1addf69432e379027f4304516de0376f436a0883cf95c36b1339cf23d
