[INFO] fetching crate hypercore-protocol 0.0.2...
[INFO] testing hypercore-protocol-0.0.2 against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] extracting crate hypercore-protocol 0.0.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate hypercore-protocol 0.0.2 on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hypercore-protocol 0.0.2
[INFO] finished tweaking crates.io crate hypercore-protocol 0.0.2
[INFO] tweaked toml for crates.io crate hypercore-protocol 0.0.2 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate hypercore-protocol 0.0.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded stream-cipher v0.3.2
[INFO] [stderr]   Downloaded subtle v2.2.2
[INFO] [stderr]   Downloaded criterion-plot v0.4.2
[INFO] [stderr]   Downloaded failure v0.1.7
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[INFO] [stderr]   Downloaded oorandom v11.1.1
[INFO] [stderr]   Downloaded chacha20 v0.3.4
[INFO] [stderr]   Downloaded serde_json v1.0.52
[INFO] [stderr]   Downloaded tinytemplate v1.0.4
[INFO] [stderr]   Downloaded random-access-disk v2.0.0
[INFO] [stderr]   Downloaded criterion v0.3.2
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[INFO] [stderr]   Downloaded futures-timer v3.0.2
[INFO] [stderr]   Downloaded async-trait v0.1.30
[INFO] [stderr]   Downloaded zeroize v1.1.0
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[INFO] [stderr]   Downloaded piper v0.1.1
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[INFO] [stderr]   Downloaded plotters v0.2.14
[INFO] [stderr]   Downloaded zeroize_derive v1.0.0
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[INFO] [stderr]   Downloaded random-access-storage v4.0.0
[INFO] [stderr]   Downloaded salsa20 v0.4.1
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[INFO] [stderr]   Downloaded curve25519-dalek v2.0.0
[INFO] [stderr]   Downloaded send_wrapper v0.4.0
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[INFO] [stderr]   Downloaded random-access-memory v2.0.0
[INFO] [stderr]   Downloaded pretty-hash v0.4.1
[INFO] [stderr]   Downloaded snow v0.7.0-alpha5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 15080e63b0b6b1161017c75fdacaebcc8f824ce51307a84631d18853a9e7f4de
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "15080e63b0b6b1161017c75fdacaebcc8f824ce51307a84631d18853a9e7f4de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "15080e63b0b6b1161017c75fdacaebcc8f824ce51307a84631d18853a9e7f4de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15080e63b0b6b1161017c75fdacaebcc8f824ce51307a84631d18853a9e7f4de", kill_on_drop: false }`
[INFO] [stdout] 15080e63b0b6b1161017c75fdacaebcc8f824ce51307a84631d18853a9e7f4de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0744ab67f67d2d91b0b32cd5fefc41c677c5c8db1d12215915434b9915a611a9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0744ab67f67d2d91b0b32cd5fefc41c677c5c8db1d12215915434b9915a611a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling subtle v2.2.2
[INFO] [stderr]    Compiling failure_derive v0.1.7
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling futures-sink v0.3.4
[INFO] [stderr]    Compiling futures-io v0.3.4
[INFO] [stderr]    Compiling multimap v0.8.1
[INFO] [stderr]    Compiling constant_time_eq v0.1.5
[INFO] [stderr]    Compiling instant v0.1.2
[INFO] [stderr]    Compiling varinteger v1.0.6
[INFO] [stderr]    Compiling futures-timer v3.0.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.35
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling snow v0.7.0-alpha5
[INFO] [stderr]    Compiling block-cipher-trait v0.6.2
[INFO] [stderr]    Compiling stream-cipher v0.3.2
[INFO] [stderr]    Compiling aead v0.2.0
[INFO] [stderr]    Compiling crypto-mac v0.7.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling petgraph v0.5.0
[INFO] [stderr]    Compiling futures-channel v0.3.4
[INFO] [stderr]    Compiling salsa20 v0.4.1
[INFO] [stderr]    Compiling universal-hash v0.3.0
[INFO] [stderr]    Compiling blake2 v0.8.1
[INFO] [stderr]    Compiling blake2-rfc v0.2.18
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling polyval v0.3.3
[INFO] [stderr]    Compiling poly1305 v0.5.2
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling ghash v0.2.3
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling backtrace v0.3.46
[INFO] [stderr]    Compiling aes-soft v0.3.3
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling sha2 v0.8.1
[INFO] [stderr]    Compiling aes v0.3.2
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling zeroize_derive v1.0.0
[INFO] [stderr]    Compiling prost-derive v0.6.1
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]    Compiling async-trait v0.1.30
[INFO] [stderr]    Compiling zeroize v1.1.0
[INFO] [stderr]    Compiling curve25519-dalek v2.0.0
[INFO] [stderr]    Compiling chacha20 v0.3.4
[INFO] [stderr]    Compiling aes-gcm v0.5.0
[INFO] [stderr]    Compiling chacha20poly1305 v0.4.1
[INFO] [stderr]    Compiling failure v0.1.7
[INFO] [stderr]    Compiling pretty-hash v0.4.1
[INFO] [stderr]    Compiling futures-util v0.3.4
[INFO] [stderr]    Compiling x25519-dalek v0.6.0
[INFO] [stderr]    Compiling prost v0.6.1
[INFO] [stderr]    Compiling prost-types v0.6.1
[INFO] [stderr]    Compiling futures-executor v0.3.4
[INFO] [stderr]    Compiling futures v0.3.4
[INFO] [stderr]    Compiling hypercore-protocol v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 30s
[INFO] running `Command { std: "docker" "inspect" "0744ab67f67d2d91b0b32cd5fefc41c677c5c8db1d12215915434b9915a611a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0744ab67f67d2d91b0b32cd5fefc41c677c5c8db1d12215915434b9915a611a9", kill_on_drop: false }`
[INFO] [stdout] 0744ab67f67d2d91b0b32cd5fefc41c677c5c8db1d12215915434b9915a611a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f80948406081f2604420fc9f821cefb225ca66a1ef828b7e9299a87e042b53cd
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f80948406081f2604420fc9f821cefb225ca66a1ef828b7e9299a87e042b53cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling futures-timer v2.0.2
[INFO] [stderr]    Compiling mkdirp v1.0.0
[INFO] [stderr]    Compiling oorandom v11.1.1
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling async-task v1.3.1
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling kv-log-macro v1.0.4
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling serde_json v1.0.52
[INFO] [stderr]    Compiling plotters v0.2.14
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling random-access-storage v4.0.0
[INFO] [stderr]    Compiling random-access-memory v2.0.0
[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]    Compiling bstr v0.2.12
[INFO] [stderr]    Compiling pretty-bytes v0.2.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling crossbeam-channel v0.4.2
[INFO] [stderr]    Compiling crossbeam-queue v0.2.1
[INFO] [stderr]    Compiling piper v0.1.1
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling async-std v1.5.0
[INFO] [stderr]    Compiling criterion-plot v0.4.2
[INFO] [stderr]    Compiling rayon v1.3.0
[INFO] [stderr]    Compiling tinytemplate v1.0.4
[INFO] [stderr]    Compiling regex v1.3.6
[INFO] [stderr]    Compiling random-access-disk v2.0.0
[INFO] [stderr]    Compiling duplexify v1.1.0
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling criterion v0.3.2
[INFO] [stderr]    Compiling hypercore-protocol v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `hypercore`
[INFO] [stdout]  --> examples/hypercore.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use hypercore::{Feed, Node, Proof, PublicKey, Signature, Storage};
[INFO] [stdout]   |     ^^^^^^^^^ use of undeclared crate or module `hypercore`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0392]: parameter `T` is never used
[INFO] [stdout]    --> examples/hypercore.rs:105:18
[INFO] [stdout]     |
[INFO] [stdout] 105 | struct FeedStore<T>
[INFO] [stdout]     |                  ^ unused parameter
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing `T`, referring to it in a field, or using a marker such as `PhantomData`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0392]: parameter `T` is never used
[INFO] [stdout]    --> examples/hypercore.rs:133:20
[INFO] [stdout]     |
[INFO] [stdout] 133 | struct FeedWrapper<T>
[INFO] [stdout]     |                    ^ unused parameter
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing `T`, referring to it in a field, or using a marker such as `PhantomData`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0392, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0392`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hypercore-protocol`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "f80948406081f2604420fc9f821cefb225ca66a1ef828b7e9299a87e042b53cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f80948406081f2604420fc9f821cefb225ca66a1ef828b7e9299a87e042b53cd", kill_on_drop: false }`
[INFO] [stdout] f80948406081f2604420fc9f821cefb225ca66a1ef828b7e9299a87e042b53cd