[INFO] fetching crate tink-signature 0.2.0...
[INFO] checking tink-signature-0.2.0 against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] extracting crate tink-signature 0.2.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate tink-signature 0.2.0 on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tink-signature 0.2.0
[INFO] finished tweaking crates.io crate tink-signature 0.2.0
[INFO] tweaked toml for crates.io crate tink-signature 0.2.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ecdsa v0.11.1
[INFO] [stderr]   Downloaded spki v0.3.0
[INFO] [stderr]   Downloaded pkcs8 v0.6.1
[INFO] [stderr]   Downloaded radium v0.6.2
[INFO] [stderr]   Downloaded der v0.3.5
[INFO] [stderr]   Downloaded ff v0.9.0
[INFO] [stderr]   Downloaded bitvec v0.20.4
[INFO] [stderr]   Downloaded const-oid v0.5.2
[INFO] [stderr]   Downloaded group v0.9.0
[INFO] [stderr]   Downloaded p256 v0.8.1
[INFO] [stderr]   Downloaded elliptic-curve v0.9.12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8f185fa938026e3c5b5f168566704c9d7a8a2150372db2f119e636d584327332
[INFO] running `Command { std: "docker" "start" "-a" "8f185fa938026e3c5b5f168566704c9d7a8a2150372db2f119e636d584327332", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8f185fa938026e3c5b5f168566704c9d7a8a2150372db2f119e636d584327332", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f185fa938026e3c5b5f168566704c9d7a8a2150372db2f119e636d584327332", kill_on_drop: false }`
[INFO] [stdout] 8f185fa938026e3c5b5f168566704c9d7a8a2150372db2f119e636d584327332
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a41e5cb3cde89e554735288b57fa67b9df029824c63b8d36d6179468097e485
[INFO] running `Command { std: "docker" "start" "-a" "7a41e5cb3cde89e554735288b57fa67b9df029824c63b8d36d6179468097e485", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] note: Switching to Edition 2021 will enable the use of the version 2 feature resolver in Cargo.
[INFO] [stderr] This may cause some dependencies to be built with fewer features enabled than previously.
[INFO] [stderr] More information about the resolver changes may be found at https://doc.rust-lang.org/nightly/edition-guide/rust-2021/default-cargo-resolver.html
[INFO] [stderr] When building the following dependencies, the given features will no longer be used:
[INFO] [stderr] 
[INFO] [stderr]   libc v0.2.100: default, std
[INFO] [stderr]   prost v0.7.0 (as host dependency): default, std
[INFO] [stderr]   rand_core v0.6.3: alloc, getrandom, std
[INFO] [stderr] 
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling radium v0.6.2
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling bytes v1.0.1
[INFO] [stderr]     Checking const-oid v0.5.2
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]     Checking wyz v0.2.0
[INFO] [stderr]    Compiling multimap v0.8.3
[INFO] [stderr]    Compiling serde v1.0.128
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling libc v0.2.100
[INFO] [stderr]    Compiling anyhow v1.0.43
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.11.1
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking der v0.3.5
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]     Checking hmac v0.11.0
[INFO] [stderr]     Checking sha2 v0.9.5
[INFO] [stderr]     Checking sha-1 v0.9.7
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling which v4.2.2
[INFO] [stderr]     Checking hkdf v0.11.0
[INFO] [stderr]     Checking signature v1.3.1
[INFO] [stderr]    Compiling prost-build v0.7.0
[INFO] [stderr]     Checking bitvec v0.20.4
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking ed25519 v1.2.0
[INFO] [stderr]     Checking spki v0.3.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking pkcs8 v0.6.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]     Checking ff v0.9.0
[INFO] [stderr]     Checking group v0.9.0
[INFO] [stderr]    Compiling prost-derive v0.7.0
[INFO] [stderr]    Compiling zeroize_derive v1.1.0
[INFO] [stderr]     Checking zeroize v1.4.1
[INFO] [stderr]     Checking elliptic-curve v0.9.12
[INFO] [stderr]     Checking curve25519-dalek v3.2.0
[INFO] [stderr]     Checking ecdsa v0.11.1
[INFO] [stderr]     Checking p256 v0.8.1
[INFO] [stderr]     Checking ed25519-dalek v1.0.1
[INFO] [stderr]    Compiling prost v0.7.0
[INFO] [stderr]    Compiling prost-types v0.7.0
[INFO] [stderr]    Compiling tink-proto v0.2.0
[INFO] [stderr]     Checking tink-core v0.2.0
[INFO] [stderr]     Checking tink-signature v0.2.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating benches/benchmarks.rs from 2018 edition to 2021
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.54s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]    Compiling prost v0.7.0
[INFO] [stderr]     Checking signature v1.3.1
[INFO] [stderr]     Checking ff v0.9.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking ed25519 v1.2.0
[INFO] [stderr]     Checking group v0.9.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking curve25519-dalek v3.2.0
[INFO] [stderr]     Checking elliptic-curve v0.9.12
[INFO] [stderr]    Compiling prost-types v0.7.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking ecdsa v0.11.1
[INFO] [stderr]     Checking p256 v0.8.1
[INFO] [stderr]     Checking ed25519-dalek v1.0.1
[INFO] [stderr]    Compiling prost-build v0.7.0
[INFO] [stderr]    Compiling tink-proto v0.2.0
[INFO] [stderr]     Checking tink-core v0.2.0
[INFO] [stderr]     Checking tink-signature v0.2.0 (/tmp/fixit)
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `OsRng` in crate `signature::rand_core`
[INFO] [stdout]   --> src/ecdsa_signer_key_manager.rs:64:48
[INFO] [stdout]    |
[INFO] [stdout] 64 |         let mut csprng = signature::rand_core::OsRng {};
[INFO] [stdout]    |                                                ^^^^^ not found in `signature::rand_core`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 19 | use rand::rngs::OsRng;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `OsRng` in crate `signature::rand_core`
[INFO] [stdout]   --> src/subtle/ecdsa_signer.rs:94:48
[INFO] [stdout]    |
[INFO] [stdout] 94 |         let mut csprng = signature::rand_core::OsRng {};
[INFO] [stdout]    |                                                ^^^^^ not found in `signature::rand_core`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 17 | use rand::rngs::OsRng;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `OsRng` in crate `signature::rand_core`
[INFO] [stdout]   --> src/ecdsa_signer_key_manager.rs:64:48
[INFO] [stdout]    |
[INFO] [stdout] 64 |         let mut csprng = signature::rand_core::OsRng {};
[INFO] [stdout]    |                                                ^^^^^ not found in `signature::rand_core`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 19 | use rand::rngs::OsRng;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `OsRng` in crate `signature::rand_core`
[INFO] [stdout]   --> src/subtle/ecdsa_signer.rs:94:48
[INFO] [stdout]    |
[INFO] [stdout] 94 |         let mut csprng = signature::rand_core::OsRng {};
[INFO] [stdout]    |                                                ^^^^^ not found in `signature::rand_core`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 17 | use rand::rngs::OsRng;
[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 E0422`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tink-signature` due to 3 previous errors
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0422`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] [stderr] error: failed to check after updating to 2021
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `cargo check --frozen --all --all-targets --message-format=json` (exit status: 101)
[INFO] running `Command { std: "docker" "inspect" "7a41e5cb3cde89e554735288b57fa67b9df029824c63b8d36d6179468097e485", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a41e5cb3cde89e554735288b57fa67b9df029824c63b8d36d6179468097e485", kill_on_drop: false }`
[INFO] [stdout] 7a41e5cb3cde89e554735288b57fa67b9df029824c63b8d36d6179468097e485