[INFO] fetching crate wnfs-common 0.1.25...
[INFO] checking wnfs-common-0.1.25 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate wnfs-common 0.1.25 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate wnfs-common 0.1.25 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wnfs-common 0.1.25
[INFO] finished tweaking crates.io crate wnfs-common 0.1.25
[INFO] tweaked toml for crates.io crate wnfs-common 0.1.25 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 183 packages
[INFO] [stderr]       Adding async-channel v1.9.0 (latest: v2.2.0)
[INFO] [stderr]       Adding async-io v1.13.0 (latest: v2.3.2)
[INFO] [stderr]       Adding async-lock v2.8.0 (latest: v3.3.0)
[INFO] [stderr]       Adding base64 v0.21.7 (latest: v0.22.0)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding cid v0.10.1 (latest: v0.11.1)
[INFO] [stderr]       Adding event-listener v2.5.3 (latest: v5.3.0)
[INFO] [stderr]       Adding event-listener v4.0.3 (latest: v5.3.0)
[INFO] [stderr]       Adding event-listener-strategy v0.4.0 (latest: v0.5.1)
[INFO] [stderr]       Adding fastrand v1.9.0 (latest: v2.0.2)
[INFO] [stderr]       Adding futures-lite v1.13.0 (latest: v2.3.0)
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding gloo-timers v0.2.6 (latest: v0.3.0)
[INFO] [stderr]       Adding io-lifetimes v1.0.11 (latest: v2.0.3)
[INFO] [stderr]       Adding linux-raw-sys v0.3.8 (latest: v0.6.4)
[INFO] [stderr]       Adding linux-raw-sys v0.4.13 (latest: v0.6.4)
[INFO] [stderr]       Adding multihash v0.18.1 (latest: v0.19.1)
[INFO] [stderr]       Adding multihash-derive v0.8.1 (latest: v0.9.0)
[INFO] [stderr]       Adding polling v2.8.0 (latest: v3.6.0)
[INFO] [stderr]       Adding proc-macro-crate v1.1.3 (latest: v3.1.0)
[INFO] [stderr]       Adding quick-error v1.2.3 (latest: v2.0.1)
[INFO] [stderr]       Adding rustix v0.37.27 (latest: v0.38.32)
[INFO] [stderr]       Adding serde-big-array v0.3.3 (latest: v0.5.1)
[INFO] [stderr]       Adding socket2 v0.4.10 (latest: v0.5.6)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding synstructure v0.12.6 (latest: v0.13.1)
[INFO] [stderr]       Adding toml v0.5.11 (latest: v0.8.12)
[INFO] [stderr]       Adding unsigned-varint v0.7.2 (latest: v0.8.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] [stderr]       Adding windows-core v0.52.0 (latest: v0.55.0)
[INFO] [stderr]       Adding windows-sys v0.48.0 (latest: v0.52.0)
[INFO] [stderr]       Adding windows-targets v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.4)
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[INFO] [stderr]       Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.4)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libipld-pb v0.16.0
[INFO] [stderr]   Downloaded multihash v0.18.1
[INFO] [stderr]   Downloaded libipld-cbor-derive v0.16.0
[INFO] [stderr]   Downloaded async-once-cell v0.5.3
[INFO] [stderr]   Downloaded base64-serde v0.7.0
[INFO] [stderr]   Downloaded libipld-json v0.16.0
[INFO] [stderr]   Downloaded libipld-cbor v0.16.0
[INFO] [stderr]   Downloaded libipld-core v0.16.0
[INFO] [stderr]   Downloaded libipld-macro v0.16.0
[INFO] [stderr]   Downloaded cid v0.10.1
[INFO] [stderr]   Downloaded libipld v0.16.0
[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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c13ef490c21466b6d7bbdfd4cb8b40c829759d3ef9f25c2b65f5acfa11636f7f
[INFO] running `Command { std: "docker" "start" "-a" "c13ef490c21466b6d7bbdfd4cb8b40c829759d3ef9f25c2b65f5acfa11636f7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c13ef490c21466b6d7bbdfd4cb8b40c829759d3ef9f25c2b65f5acfa11636f7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c13ef490c21466b6d7bbdfd4cb8b40c829759d3ef9f25c2b65f5acfa11636f7f", kill_on_drop: false }`
[INFO] [stdout] c13ef490c21466b6d7bbdfd4cb8b40c829759d3ef9f25c2b65f5acfa11636f7f
[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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec4a9008e24de57212a6110dccafa1b9a0fae230dde55aca7713522b70c85bc3
[INFO] running `Command { std: "docker" "start" "-a" "ec4a9008e24de57212a6110dccafa1b9a0fae230dde55aca7713522b70c85bc3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]     Checking parking v2.2.0
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling cc v1.0.90
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]     Checking arrayvec v0.7.4
[INFO] [stderr]     Checking constant_time_eq v0.3.0
[INFO] [stderr]     Checking arrayref v0.3.7
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]    Compiling data-encoding v2.5.0
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking keccak v0.1.5
[INFO] [stderr]     Checking fastrand v2.0.2
[INFO] [stderr]     Checking core2 v0.4.0
[INFO] [stderr]     Checking base-x v0.2.11
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking sha3 v0.10.8
[INFO] [stderr]     Checking unsigned-varint v0.7.2
[INFO] [stderr]    Compiling rustix v0.38.32
[INFO] [stderr]    Compiling anyhow v1.0.81
[INFO] [stderr]     Checking blake2s_simd v1.0.2
[INFO] [stderr]     Checking blake2b_simd v1.0.2
[INFO] [stderr]     Checking bitflags v2.5.0
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]     Checking value-bag v1.8.1
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking futures-lite v2.3.0
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking concurrent-queue v2.4.0
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]    Compiling polling v2.8.0
[INFO] [stderr]     Checking atomic-waker v1.1.2
[INFO] [stderr]    Compiling rustix v0.37.27
[INFO] [stderr]     Checking event-listener v4.0.3
[INFO] [stderr]     Checking event-listener v5.3.0
[INFO] [stderr]     Checking async-task v4.7.0
[INFO] [stderr]     Checking event-listener v2.5.3
[INFO] [stderr]     Checking piper v0.2.1
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking quick-protobuf v0.8.1
[INFO] [stderr]    Compiling async-io v1.13.0
[INFO] [stderr]     Checking waker-fn v1.1.1
[INFO] [stderr]     Checking linux-raw-sys v0.3.8
[INFO] [stderr]    Compiling async-trait v0.1.79
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking event-listener-strategy v0.4.0
[INFO] [stderr]     Checking event-listener-strategy v0.5.1
[INFO] [stderr]     Checking async-lock v3.3.0
[INFO] [stderr]     Checking futures-lite v1.13.0
[INFO] [stderr]     Checking async-channel v2.2.0
[INFO] [stderr]     Checking async-lock v2.8.0
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking bit-set v0.5.3
[INFO] [stderr]     Checking async-channel v1.9.0
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking async-once-cell v0.5.3
[INFO] [stderr]     Checking regex-syntax v0.8.3
[INFO] [stderr]     Checking unarray v0.1.4
[INFO] [stderr]    Compiling blake3 v1.5.1
[INFO] [stderr]     Checking blocking v1.5.1
[INFO] [stderr]     Checking async-executor v1.9.1
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking socket2 v0.4.10
[INFO] [stderr]     Checking chrono v0.4.37
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand_xorshift v0.3.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]     Checking polling v3.6.0
[INFO] [stderr]     Checking tempfile v3.10.1
[INFO] [stderr]    Compiling data-encoding-macro-internal v0.1.12
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]     Checking rusty-fork v0.3.0
[INFO] [stderr]     Checking async-io v2.3.2
[INFO] [stderr]     Checking proptest v1.4.0
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]     Checking async-global-executor v2.4.1
[INFO] [stderr]     Checking data-encoding-macro v0.1.14
[INFO] [stderr]     Checking multibase v0.9.1
[INFO] [stderr]     Checking async-std v1.12.0
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking serde-big-array v0.3.3
[INFO] [stderr]     Checking serde_bytes v0.11.14
[INFO] [stderr]     Checking bytes v1.6.0
[INFO] [stderr]     Checking base64-serde v0.7.0
[INFO] [stderr]    Compiling toml v0.5.11
[INFO] [stderr]    Compiling proc-macro-crate v1.1.3
[INFO] [stderr]    Compiling multihash-derive v0.8.1
[INFO] [stderr]    Compiling libipld-cbor-derive v0.16.0
[INFO] [stderr]     Checking multihash v0.18.1
[INFO] [stderr]     Checking cid v0.10.1
[INFO] [stderr]     Checking libipld-core v0.16.0
[INFO] [stderr]     Checking libipld-macro v0.16.0
[INFO] [stderr]     Checking libipld-json v0.16.0
[INFO] [stderr]     Checking libipld-cbor v0.16.0
[INFO] [stderr]     Checking libipld-pb v0.16.0
[INFO] [stderr]     Checking libipld v0.16.0
[INFO] [stderr]     Checking wnfs-common v0.1.25 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `TryInto` is imported redundantly
[INFO] [stdout]   --> src/metadata.rs:10:34
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::{collections::BTreeMap, convert::TryInto};
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `TryInto` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Result` is imported redundantly
[INFO] [stdout]    --> src/blockstore.rs:230:9
[INFO] [stdout]     |
[INFO] [stdout] 229 |     use super::*;
[INFO] [stdout]     |         -------- the item `Result` is already imported here
[INFO] [stdout] 230 |     use anyhow::Result;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryInto` is imported redundantly
[INFO] [stdout]   --> src/metadata.rs:10:34
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::{collections::BTreeMap, convert::TryInto};
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `TryInto` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `eq` is never used
[INFO] [stdout]   --> src/traits.rs:13:14
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub trait IpldEq {
[INFO] [stdout]    |           ------ method in this trait
[INFO] [stdout] 12 |     /// Checks if the two items are deeply equal.
[INFO] [stdout] 13 |     async fn eq(&self, other: &Self, store: &impl BlockStore) -> Result<bool>;
[INFO] [stdout]    |              ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `eq` is never used
[INFO] [stdout]   --> src/traits.rs:13:14
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub trait IpldEq {
[INFO] [stdout]    |           ------ method in this trait
[INFO] [stdout] 12 |     /// Checks if the two items are deeply equal.
[INFO] [stdout] 13 |     async fn eq(&self, other: &Self, store: &impl BlockStore) -> Result<bool>;
[INFO] [stdout]    |              ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 34.02s
[INFO] running `Command { std: "docker" "inspect" "ec4a9008e24de57212a6110dccafa1b9a0fae230dde55aca7713522b70c85bc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec4a9008e24de57212a6110dccafa1b9a0fae230dde55aca7713522b70c85bc3", kill_on_drop: false }`
[INFO] [stdout] ec4a9008e24de57212a6110dccafa1b9a0fae230dde55aca7713522b70c85bc3
[INFO] checking wnfs-common-0.1.25 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate wnfs-common 0.1.25 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate wnfs-common 0.1.25 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wnfs-common 0.1.25
[INFO] finished tweaking crates.io crate wnfs-common 0.1.25
[INFO] tweaked toml for crates.io crate wnfs-common 0.1.25 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 183 packages
[INFO] [stderr]       Adding async-channel v1.9.0 (latest: v2.2.0)
[INFO] [stderr]       Adding async-io v1.13.0 (latest: v2.3.2)
[INFO] [stderr]       Adding async-lock v2.8.0 (latest: v3.3.0)
[INFO] [stderr]       Adding base64 v0.21.7 (latest: v0.22.0)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding cid v0.10.1 (latest: v0.11.1)
[INFO] [stderr]       Adding event-listener v2.5.3 (latest: v5.3.0)
[INFO] [stderr]       Adding event-listener v4.0.3 (latest: v5.3.0)
[INFO] [stderr]       Adding event-listener-strategy v0.4.0 (latest: v0.5.1)
[INFO] [stderr]       Adding fastrand v1.9.0 (latest: v2.0.2)
[INFO] [stderr]       Adding futures-lite v1.13.0 (latest: v2.3.0)
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding gloo-timers v0.2.6 (latest: v0.3.0)
[INFO] [stderr]       Adding io-lifetimes v1.0.11 (latest: v2.0.3)
[INFO] [stderr]       Adding linux-raw-sys v0.3.8 (latest: v0.6.4)
[INFO] [stderr]       Adding linux-raw-sys v0.4.13 (latest: v0.6.4)
[INFO] [stderr]       Adding multihash v0.18.1 (latest: v0.19.1)
[INFO] [stderr]       Adding multihash-derive v0.8.1 (latest: v0.9.0)
[INFO] [stderr]       Adding polling v2.8.0 (latest: v3.6.0)
[INFO] [stderr]       Adding proc-macro-crate v1.1.3 (latest: v3.1.0)
[INFO] [stderr]       Adding quick-error v1.2.3 (latest: v2.0.1)
[INFO] [stderr]       Adding rustix v0.37.27 (latest: v0.38.32)
[INFO] [stderr]       Adding serde-big-array v0.3.3 (latest: v0.5.1)
[INFO] [stderr]       Adding socket2 v0.4.10 (latest: v0.5.6)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding synstructure v0.12.6 (latest: v0.13.1)
[INFO] [stderr]       Adding toml v0.5.11 (latest: v0.8.12)
[INFO] [stderr]       Adding unsigned-varint v0.7.2 (latest: v0.8.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] [stderr]       Adding windows-core v0.52.0 (latest: v0.55.0)
[INFO] [stderr]       Adding windows-sys v0.48.0 (latest: v0.52.0)
[INFO] [stderr]       Adding windows-targets v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_i686_gnu v0.48.5 (latest: v0.52.4)
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[INFO] [stderr]       Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.4)
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[INFO] [stderr]       Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.4)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 208d6766005d711be93b1ea15aca550edcf40d51a81256df08907f041af4f1ae
[INFO] running `Command { std: "docker" "start" "-a" "208d6766005d711be93b1ea15aca550edcf40d51a81256df08907f041af4f1ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "208d6766005d711be93b1ea15aca550edcf40d51a81256df08907f041af4f1ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "208d6766005d711be93b1ea15aca550edcf40d51a81256df08907f041af4f1ae", kill_on_drop: false }`
[INFO] [stdout] 208d6766005d711be93b1ea15aca550edcf40d51a81256df08907f041af4f1ae
[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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d34dece20f1d40577d86896e51befb6932b3cdaa019940cdf1ec6dda4310cbd7
[INFO] running `Command { std: "docker" "start" "-a" "d34dece20f1d40577d86896e51befb6932b3cdaa019940cdf1ec6dda4310cbd7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]     Checking parking v2.2.0
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[INFO] [stderr]     Checking constant_time_eq v0.3.0
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[INFO] [stderr]     Checking arrayref v0.3.7
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[INFO] [stderr]    Compiling syn v2.0.58
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[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling futures-macro v0.3.30
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[INFO] [stderr]     Checking futures-executor v0.3.30
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[INFO] [stderr]     Checking serde_bytes v0.11.14
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[INFO] [stderr]    Compiling toml v0.5.11
[INFO] [stderr]    Compiling proc-macro-crate v1.1.3
[INFO] [stderr]    Compiling multihash-derive v0.8.1
[INFO] [stderr]    Compiling libipld-cbor-derive v0.16.0
[INFO] [stderr]     Checking multihash v0.18.1
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[INFO] [stdout] warning: the item `TryInto` is imported redundantly
[INFO] [stdout]   --> src/metadata.rs:10:34
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::{collections::BTreeMap, convert::TryInto};
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `TryInto` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Result` is imported redundantly
[INFO] [stdout]    --> src/blockstore.rs:230:9
[INFO] [stdout]     |
[INFO] [stdout] 229 |     use super::*;
[INFO] [stdout]     |         -------- the item `Result` is already imported here
[INFO] [stdout] 230 |     use anyhow::Result;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryInto` is imported redundantly
[INFO] [stdout]   --> src/metadata.rs:10:34
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::{collections::BTreeMap, convert::TryInto};
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `TryInto` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `eq` is never used
[INFO] [stdout]   --> src/traits.rs:13:14
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub trait IpldEq {
[INFO] [stdout]    |           ------ method in this trait
[INFO] [stdout] 12 |     /// Checks if the two items are deeply equal.
[INFO] [stdout] 13 |     async fn eq(&self, other: &Self, store: &impl BlockStore) -> Result<bool>;
[INFO] [stdout]    |              ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `eq` is never used
[INFO] [stdout]   --> src/traits.rs:13:14
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub trait IpldEq {
[INFO] [stdout]    |           ------ method in this trait
[INFO] [stdout] 12 |     /// Checks if the two items are deeply equal.
[INFO] [stdout] 13 |     async fn eq(&self, other: &Self, store: &impl BlockStore) -> Result<bool>;
[INFO] [stdout]    |              ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 34.37s
[INFO] running `Command { std: "docker" "inspect" "d34dece20f1d40577d86896e51befb6932b3cdaa019940cdf1ec6dda4310cbd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d34dece20f1d40577d86896e51befb6932b3cdaa019940cdf1ec6dda4310cbd7", kill_on_drop: false }`
[INFO] [stdout] d34dece20f1d40577d86896e51befb6932b3cdaa019940cdf1ec6dda4310cbd7