[INFO] fetching crate canonical 0.7.1...
[INFO] checking canonical-0.7.1 against try#a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399 for pr-145770
[INFO] extracting crate canonical 0.7.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate canonical 0.7.1
[INFO] finished tweaking crates.io crate canonical 0.7.1
[INFO] tweaked toml for crates.io crate canonical 0.7.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate canonical 0.7.1 on toolchain a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "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" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 45 packages to latest compatible versions
[INFO] [stderr]       Adding blake2b_simd v0.3.1 (available: v1.0.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 50e6e0771e939e9e9f8ddef151b5ca86fdf38c672b01a9ba13b35854619c31e9
[INFO] running `Command { std: "docker" "start" "-a" "50e6e0771e939e9e9f8ddef151b5ca86fdf38c672b01a9ba13b35854619c31e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "50e6e0771e939e9e9f8ddef151b5ca86fdf38c672b01a9ba13b35854619c31e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50e6e0771e939e9e9f8ddef151b5ca86fdf38c672b01a9ba13b35854619c31e9", kill_on_drop: false }`
[INFO] [stdout] 50e6e0771e939e9e9f8ddef151b5ca86fdf38c672b01a9ba13b35854619c31e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fd6fd42a04c2399ccc992eb190e5fc4231d0bfb3077ab6136452339f0566764d
[INFO] running `Command { std: "docker" "start" "-a" "fd6fd42a04c2399ccc992eb190e5fc4231d0bfb3077ab6136452339f0566764d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking cfg-if v1.0.3
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking arrayref v0.3.9
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking array-init v2.1.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking dusk-varint v0.1.0
[INFO] [stderr]     Checking arbitrary v1.4.2
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]     Checking blake2b_simd v0.3.1
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking parking_lot v0.12.4
[INFO] [stderr]     Checking canonical v0.7.1
[INFO] [stderr]     Checking canonical v0.7.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling canonical_derive v0.7.0
[INFO] [stderr]     Checking canonical_fuzz v0.7.0
[INFO] [stdout] error[E0277]: the trait bound `Id: canonical::canon::Canon` is not satisfied
[INFO] [stdout]   --> tests/identifier.rs:29:18
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fuzz_canon::<Id>()
[INFO] [stdout]    |                  ^^ the trait `canonical::canon::Canon` is not implemented for `Id`
[INFO] [stdout]    |
[INFO] [stdout] note: there are multiple different versions of crate `canonical` in the dependency graph
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/canonical-0.7.1/src/canon.rs:63:1
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub trait Canon: Sized + Clone {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this is the required trait
[INFO] [stdout]    |
[INFO] [stdout]   ::: tests/identifier.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | use canonical::{Canon, Id, Sink, Source};
[INFO] [stdout]    |     --------- one version of crate `canonical` used here, as a direct dependency of the current crate
[INFO] [stdout] 8  | use canonical_fuzz::fuzz_canon;
[INFO] [stdout]    |     -------------- one version of crate `canonical` used here, as a dependency of crate `canonical_fuzz`
[INFO] [stdout]    |
[INFO] [stdout]   ::: /opt/rustwide/workdir/src/id.rs:33:1
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub struct Id {
[INFO] [stdout]    | ------------- this type doesn't implement the required trait
[INFO] [stdout]    |
[INFO] [stdout]   ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/canonical-0.7.1/src/id.rs:33:1
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub struct Id {
[INFO] [stdout]    | ------------- this type implements the required trait
[INFO] [stdout]    |
[INFO] [stdout]   ::: /opt/rustwide/workdir/src/canon.rs:43:1
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub trait EncodeToVec {
[INFO] [stdout]    | --------------------- this is the found trait
[INFO] [stdout]    = note: two types coming from two different versions of the same crate are different types even if they look the same
[INFO] [stdout]    = help: you can use `cargo tree` to explore your dependency tree
[INFO] [stdout] note: required by a bound in `fuzz_canon`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/canonical_fuzz-0.7.0/src/lib.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn fuzz_canon<'a, C>()
[INFO] [stdout]    |        ---------- required by a bound in this function
[INFO] [stdout] 19 | where
[INFO] [stdout] 20 |     C: Canon + Arbitrary<'a> + PartialEq + std::fmt::Debug,
[INFO] [stdout]    |        ^^^^^ required by this bound in `fuzz_canon`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `canonical` (test "identifier") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "fd6fd42a04c2399ccc992eb190e5fc4231d0bfb3077ab6136452339f0566764d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd6fd42a04c2399ccc992eb190e5fc4231d0bfb3077ab6136452339f0566764d", kill_on_drop: false }`
[INFO] [stdout] fd6fd42a04c2399ccc992eb190e5fc4231d0bfb3077ab6136452339f0566764d
