[INFO] fetching crate ed25519-dalek 2.1.0...
[INFO] checking ed25519-dalek-2.1.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate ed25519-dalek 2.1.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate ed25519-dalek 2.1.0 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ed25519-dalek 2.1.0
[INFO] finished tweaking crates.io crate ed25519-dalek 2.1.0
[INFO] tweaked toml for crates.io crate ed25519-dalek 2.1.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 121 packages
[INFO] [stderr]       Adding anes v0.1.6 (latest: v0.2.0)
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.12.1)
[INFO] [stderr]       Adding toml v0.7.8 (latest: v0.8.12)
[INFO] [stderr]       Adding toml_edit v0.19.15 (latest: v0.22.9)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] [stderr]       Adding winnow v0.5.40 (latest: v0.6.5)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "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 sha2-asm v0.6.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9ea932c80524b5dd1dadee39c51d7912201affd9379af89a4cbc703c61f4c8bc
[INFO] running `Command { std: "docker" "start" "-a" "9ea932c80524b5dd1dadee39c51d7912201affd9379af89a4cbc703c61f4c8bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ea932c80524b5dd1dadee39c51d7912201affd9379af89a4cbc703c61f4c8bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ea932c80524b5dd1dadee39c51d7912201affd9379af89a4cbc703c61f4c8bc", kill_on_drop: false }`
[INFO] [stdout] 9ea932c80524b5dd1dadee39c51d7912201affd9379af89a4cbc703c61f4c8bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 60970150066c994c7962065e46eb5dd0d793491359a22627b8866177c5b8f277
[INFO] running `Command { std: "docker" "start" "-a" "60970150066c994c7962065e46eb5dd0d793491359a22627b8866177c5b8f277", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.22
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]    Compiling platforms v3.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]    Compiling curve25519-dalek-derive v0.1.1
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]     Checking zeroize v1.7.0
[INFO] [stderr]     Checking equivalent v1.0.1
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking signature v2.2.0
[INFO] [stderr]     Checking winnow v0.5.40
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking ed25519 v2.2.3
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking blake2 v0.10.6
[INFO] [stderr]     Checking sha3 v0.10.8
[INFO] [stderr]     Checking indexmap v2.2.6
[INFO] [stderr]     Checking hex-literal v0.4.1
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling curve25519-dalek v4.1.2
[INFO] [stderr]     Checking x25519-dalek v2.0.1
[INFO] [stderr]     Checking ed25519-dalek v2.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `TryFrom` is imported redundantly
[INFO] [stdout]   --> src/signature.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use core::convert::TryFrom;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/core/src/prelude/mod.rs:65:30
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `TryFrom` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryFrom` is imported redundantly
[INFO] [stdout]   --> src/verifying.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use core::convert::TryFrom;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/core/src/prelude/mod.rs:65:30
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `TryFrom` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking toml_datetime v0.6.5
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking serde_spanned v0.6.5
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking toml_edit v0.19.15
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.5.1
[INFO] [stderr]     Checking toml v0.7.8
[INFO] [stdout] warning: the item `TryFrom` is imported redundantly
[INFO] [stdout]   --> tests/ed25519.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |         convert::TryFrom,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `TryFrom` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryFrom` is imported redundantly
[INFO] [stdout]   --> src/signature.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use core::convert::TryFrom;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/core/src/prelude/mod.rs:65:30
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `TryFrom` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryFrom` is imported redundantly
[INFO] [stdout]   --> src/verifying.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use core::convert::TryFrom;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/core/src/prelude/mod.rs:65:30
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `TryFrom` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.58s
[INFO] running `Command { std: "docker" "inspect" "60970150066c994c7962065e46eb5dd0d793491359a22627b8866177c5b8f277", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60970150066c994c7962065e46eb5dd0d793491359a22627b8866177c5b8f277", kill_on_drop: false }`
[INFO] [stdout] 60970150066c994c7962065e46eb5dd0d793491359a22627b8866177c5b8f277
[INFO] checking ed25519-dalek-2.1.0 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate ed25519-dalek 2.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate ed25519-dalek 2.1.0 on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ed25519-dalek 2.1.0
[INFO] finished tweaking crates.io crate ed25519-dalek 2.1.0
[INFO] tweaked toml for crates.io crate ed25519-dalek 2.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 25690e3e00c633c7051df31dcd8097e95e084a00a4218b57d6d9216251efca0c
[INFO] running `Command { std: "docker" "start" "-a" "25690e3e00c633c7051df31dcd8097e95e084a00a4218b57d6d9216251efca0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "25690e3e00c633c7051df31dcd8097e95e084a00a4218b57d6d9216251efca0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25690e3e00c633c7051df31dcd8097e95e084a00a4218b57d6d9216251efca0c", kill_on_drop: false }`
[INFO] [stdout] 25690e3e00c633c7051df31dcd8097e95e084a00a4218b57d6d9216251efca0c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8b951579df6369e9917cf0bd6f401610dc7b5eb138a03f0c347a65e181b9baae
[INFO] running `Command { std: "docker" "start" "-a" "8b951579df6369e9917cf0bd6f401610dc7b5eb138a03f0c347a65e181b9baae", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.22
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking typenum v1.17.0
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling platforms v3.4.0
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking cpufeatures v0.2.12
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/crossbeam-utils-0.8.19/src/sync/parker.rs:370:25
[INFO] [stdout]     |
[INFO] [stdout] 370 | /                         match self.state.swap(EMPTY, SeqCst) {
[INFO] [stdout] 371 | |                             NOTIFIED | PARKED => return,
[INFO] [stdout] 372 | |                             n => panic!("inconsistent park_timeout state: {}", n),
[INFO] [stdout] 373 | |                         };
[INFO] [stdout]     | |_________________________^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking half v2.4.0
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr]     Checking equivalent v1.0.1
[INFO] [stderr] error: could not compile `crossbeam-utils` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "8b951579df6369e9917cf0bd6f401610dc7b5eb138a03f0c347a65e181b9baae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b951579df6369e9917cf0bd6f401610dc7b5eb138a03f0c347a65e181b9baae", kill_on_drop: false }`
[INFO] [stdout] 8b951579df6369e9917cf0bd6f401610dc7b5eb138a03f0c347a65e181b9baae