[INFO] fetching crate ed25519-v2 2.3.0-pre...
[INFO] checking ed25519-v2-2.3.0-pre against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1
[INFO] extracting crate ed25519-v2 2.3.0-pre into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate ed25519-v2 2.3.0-pre
[INFO] finished tweaking crates.io crate ed25519-v2 2.3.0-pre
[INFO] tweaked toml for crates.io crate ed25519-v2 2.3.0-pre written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ed25519-v2 2.3.0-pre on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 22 packages to latest compatible versions
[INFO] [stderr]       Adding bincode v1.3.3 (available: v2.0.1)
[INFO] [stderr]       Adding const-oid v0.10.0-pre.2 (available: v0.10.1)
[INFO] [stderr]       Adding der v0.8.0-pre.0 (available: v0.8.0-rc.8)
[INFO] [stderr]       Adding hex-literal v0.4.1 (available: v1.0.0)
[INFO] [stderr]       Adding pem-rfc7468 v1.0.0-pre.0 (available: v1.0.0-rc.3)
[INFO] [stderr]       Adding pkcs8 v0.11.0-pre.0 (available: v0.11.0-rc.6)
[INFO] [stderr]       Adding rand_core v0.6.4 (available: v0.9.3)
[INFO] [stderr]       Adding signature v2.3.0-pre.3 (available: v2.3.0-pre.7)
[INFO] [stderr]       Adding spki v0.8.0-pre.0 (available: v0.8.0-rc.4)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pem-rfc7468 v1.0.0-pre.0
[INFO] [stderr]   Downloaded pkcs8 v0.11.0-pre.0
[INFO] [stderr]   Downloaded spki v0.8.0-pre.0
[INFO] [stderr]   Downloaded signature v2.3.0-pre.3
[INFO] [stderr]   Downloaded const-oid v0.10.0-pre.2
[INFO] [stderr]   Downloaded der v0.8.0-pre.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 27df6e2c7862b03b631d0ee302b97df4b4ce1789f7fbd387ad9b3b20ea984a1b
[INFO] running `Command { std: "docker" "start" "-a" "27df6e2c7862b03b631d0ee302b97df4b4ce1789f7fbd387ad9b3b20ea984a1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "27df6e2c7862b03b631d0ee302b97df4b4ce1789f7fbd387ad9b3b20ea984a1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27df6e2c7862b03b631d0ee302b97df4b4ce1789f7fbd387ad9b3b20ea984a1b", kill_on_drop: false }`
[INFO] [stdout] 27df6e2c7862b03b631d0ee302b97df4b4ce1789f7fbd387ad9b3b20ea984a1b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d40263e1a491c156f21e970f443fbd1994102f41ac7a8ddf5758bc57a2642709
[INFO] running `Command { std: "docker" "start" "-a" "d40263e1a491c156f21e970f443fbd1994102f41ac7a8ddf5758bc57a2642709", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]     Checking cfg-if v1.0.3
[INFO] [stderr]     Checking signature v2.3.0-pre.3
[INFO] [stderr]     Checking hex-literal v0.4.1
[INFO] [stderr]     Checking ed25519-v2 v2.3.0-pre (/opt/rustwide/workdir)
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stdout] error[E0432]: unresolved import `ed25519`
[INFO] [stdout]  --> tests/hex.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use ed25519::Signature;
[INFO] [stdout]   |     ^^^^^^^ use of unresolved module or unlinked crate `ed25519`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `ed25519`, use `cargo add ed25519` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]  --> tests/hex.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::str::FromStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ed25519-v2` (test "hex") due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "d40263e1a491c156f21e970f443fbd1994102f41ac7a8ddf5758bc57a2642709", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d40263e1a491c156f21e970f443fbd1994102f41ac7a8ddf5758bc57a2642709", kill_on_drop: false }`
[INFO] [stdout] d40263e1a491c156f21e970f443fbd1994102f41ac7a8ddf5758bc57a2642709