[INFO] fetching crate ledger-tendermint 0.4.0...
[INFO] testing ledger-tendermint-0.4.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate ledger-tendermint 0.4.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate ledger-tendermint 0.4.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ledger-tendermint 0.4.0
[INFO] finished tweaking crates.io crate ledger-tendermint 0.4.0
[INFO] tweaked toml for crates.io crate ledger-tendermint 0.4.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ledger v0.2.5
[INFO] [stderr]   Downloaded hidapi v0.5.2
[INFO] [stderr]   Downloaded signatory v0.11.5
[INFO] [stderr]   Downloaded subtle-encoding v0.3.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 85e072f7e30bc26786e4c1d62b0899b9817419a3bfe1cb4cd7d37bef71d45f62
[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" "85e072f7e30bc26786e4c1d62b0899b9817419a3bfe1cb4cd7d37bef71d45f62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85e072f7e30bc26786e4c1d62b0899b9817419a3bfe1cb4cd7d37bef71d45f62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85e072f7e30bc26786e4c1d62b0899b9817419a3bfe1cb4cd7d37bef71d45f62", kill_on_drop: false }`
[INFO] [stdout] 85e072f7e30bc26786e4c1d62b0899b9817419a3bfe1cb4cd7d37bef71d45f62
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--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] 48618dbb09459a0f1d15b96f771a096504f77c816ed1d85dd7daa97b13b18a26
[INFO] running `Command { std: "docker" "start" "-a" "48618dbb09459a0f1d15b96f771a096504f77c816ed1d85dd7daa97b13b18a26", kill_on_drop: false }`
[INFO] [stderr]    Compiling nix v0.13.1
[INFO] [stderr]    Compiling hidapi v0.5.2
[INFO] [stderr]    Compiling subtle-encoding v0.3.7
[INFO] [stderr]    Compiling signatory v0.11.5
[INFO] [stderr]    Compiling ledger v0.2.5
[INFO] [stderr]    Compiling ledger-tendermint v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.77s
[INFO] running `Command { std: "docker" "inspect" "48618dbb09459a0f1d15b96f771a096504f77c816ed1d85dd7daa97b13b18a26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48618dbb09459a0f1d15b96f771a096504f77c816ed1d85dd7daa97b13b18a26", kill_on_drop: false }`
[INFO] [stdout] 48618dbb09459a0f1d15b96f771a096504f77c816ed1d85dd7daa97b13b18a26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 2697040b916f3a0c71fdd2be2d696825b27cdf353f75c91c1a5f1d4667443bdc
[INFO] running `Command { std: "docker" "start" "-a" "2697040b916f3a0c71fdd2be2d696825b27cdf353f75c91c1a5f1d4667443bdc", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_xoshiro v0.1.0
[INFO] [stderr]    Compiling bstr v0.2.14
[INFO] [stderr]    Compiling sha2 v0.9.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling criterion-plot v0.3.1
[INFO] [stderr]    Compiling curve25519-dalek v3.0.0
[INFO] [stderr]    Compiling ed25519-dalek v1.0.1
[INFO] [stderr]    Compiling csv v1.1.5
[INFO] [stderr]    Compiling criterion v0.2.11
[INFO] [stderr]    Compiling ledger-tendermint v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: no function or associated item named `from_bytes` found for struct `ed25519_dalek::Signature` in the current scope
[INFO] [stdout]    --> src/ledgertm.rs:298:44
[INFO] [stdout]     |
[INFO] [stdout] 298 |                 let signature = Signature::from_bytes(&sig).unwrap();
[INFO] [stdout]     |                                            ^^^^^^^^^^
[INFO] [stdout]     |                                            |
[INFO] [stdout]     |                                            function or associated item not found in `ed25519_dalek::Signature`
[INFO] [stdout]     |                                            help: there is an associated function with a similar name: `to_bytes`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]             `use crate::ed25519_dalek::ed25519::signature::Signature;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `verify` found for struct `ed25519_dalek::PublicKey` in the current scope
[INFO] [stdout]    --> src/ledgertm.rs:301:36
[INFO] [stdout]     |
[INFO] [stdout] 301 |                 assert!(public_key.verify(&some_message2, &signature).is_ok());
[INFO] [stdout]     |                                    ^^^^^^ method not found in `ed25519_dalek::PublicKey`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]     = note: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]             `use crate::ed25519_dalek::Verifier;`
[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 E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ledger-tendermint`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "2697040b916f3a0c71fdd2be2d696825b27cdf353f75c91c1a5f1d4667443bdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2697040b916f3a0c71fdd2be2d696825b27cdf353f75c91c1a5f1d4667443bdc", kill_on_drop: false }`
[INFO] [stdout] 2697040b916f3a0c71fdd2be2d696825b27cdf353f75c91c1a5f1d4667443bdc