[INFO] fetching crate banyan 0.6.0...
[INFO] checking banyan-0.6.0 against try#9c1dcf141bc0875407c4eb36972857bd3db713e2 for pr-81863
[INFO] extracting crate banyan 0.6.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate banyan 0.6.0 on toolchain 9c1dcf141bc0875407c4eb36972857bd3db713e2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate banyan 0.6.0
[INFO] finished tweaking crates.io crate banyan 0.6.0
[INFO] tweaked toml for crates.io crate banyan 0.6.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: version requirement `0.5.1+zstd.1.4.4` for dependency `zstd` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded zstd v0.5.4+zstd.1.4.7
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a075ccf3ce20719965db318ff423fe2817160d4d489975545dc4c0f225cf2e03
[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" "a075ccf3ce20719965db318ff423fe2817160d4d489975545dc4c0f225cf2e03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a075ccf3ce20719965db318ff423fe2817160d4d489975545dc4c0f225cf2e03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a075ccf3ce20719965db318ff423fe2817160d4d489975545dc4c0f225cf2e03", kill_on_drop: false }`
[INFO] [stdout] a075ccf3ce20719965db318ff423fe2817160d4d489975545dc4c0f225cf2e03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b8860294d899bf9460829d40f5c6cd00d76443867d4aaf075cac06962a483f48
[INFO] running `Command { std: "docker" "start" "-a" "b8860294d899bf9460829d40f5c6cd00d76443867d4aaf075cac06962a483f48", kill_on_drop: false }`
[INFO] [stderr] warning: version requirement `0.5.1+zstd.1.4.4` for dependency `zstd` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion
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[INFO] [stderr]    Compiling proc-macro-error v1.0.4
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[INFO] [stderr]    Compiling prost-derive v0.6.1
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[INFO] [stderr]    Compiling thiserror-impl v1.0.23
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[INFO] [stderr]    Compiling pin-project-internal v1.0.5
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[INFO] [stderr]     Checking pin-project v0.4.27
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[INFO] [stderr]    Compiling prost-types v0.6.1
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[INFO] [stderr]     Checking futures v0.3.12
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-tls v0.3.1
[INFO] [stderr]     Checking h2 v0.2.7
[INFO] [stderr]    Compiling libipld-pb v0.9.0
[INFO] [stderr]     Checking serde_urlencoded v0.7.0
[INFO] [stderr]     Checking tracing-serde v0.1.2
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]     Checking tracing-subscriber v0.2.15
[INFO] [stderr]     Checking hyper v0.13.10
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling multihash-derive v0.7.1
[INFO] [stderr]     Checking multihash v0.13.2
[INFO] [stderr]     Checking cid v0.6.0
[INFO] [stderr]     Checking libipld-core v0.9.0
[INFO] [stderr]     Checking libipld-cbor v0.9.1
[INFO] [stderr]     Checking libipld-macro v0.9.0
[INFO] [stderr]     Checking libipld-json v0.9.0
[INFO] [stderr]     Checking libipld v0.9.0
[INFO] [stderr]     Checking hyper-tls v0.4.3
[INFO] [stderr]     Checking reqwest v0.10.10
[INFO] [stderr]     Checking zstd v0.5.4+zstd.1.4.7
[INFO] [stderr]     Checking banyan v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Ipld`
[INFO] [stdout]  --> src/forest/mod.rs:7:30
[INFO] [stdout]   |
[INFO] [stdout] 7 | use libipld::{cbor::DagCbor, Ipld};
[INFO] [stdout]   |                              ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Index`
[INFO] [stdout]  --> src/forest/stream.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 |     index::{Index, IndexRef},
[INFO] [stdout]   |             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DagCbor`, `Ipld`
[INFO] [stdout]   --> src/forest/write.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     cbor::{DagCbor, DagCborCodec},
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 23 |     codec::Codec,
[INFO] [stdout] 24 |     Ipld,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AllQuery`, `OffsetRangeQuery`
[INFO] [stdout]  --> src/tree.rs:8:13
[INFO] [stdout]   |
[INFO] [stdout] 8 |     query::{AllQuery, OffsetRangeQuery, Query},
[INFO] [stdout]   |             ^^^^^^^^  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `iter::FromIterator`
[INFO] [stdout]   --> src/tree.rs:14:16
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::{fmt, iter::FromIterator};
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `anyhow::anyhow`
[INFO] [stdout]  --> src/util.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use anyhow::anyhow;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Ipld`
[INFO] [stdout]  --> src/forest/mod.rs:7:30
[INFO] [stdout]   |
[INFO] [stdout] 7 | use libipld::{cbor::DagCbor, Ipld};
[INFO] [stdout]   |                              ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Index`
[INFO] [stdout]  --> src/forest/stream.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 |     index::{Index, IndexRef},
[INFO] [stdout]   |             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DagCbor`, `Ipld`
[INFO] [stdout]   --> src/forest/write.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     cbor::{DagCbor, DagCborCodec},
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 23 |     codec::Codec,
[INFO] [stdout] 24 |     Ipld,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AllQuery`, `OffsetRangeQuery`
[INFO] [stdout]  --> src/tree.rs:8:13
[INFO] [stdout]   |
[INFO] [stdout] 8 |     query::{AllQuery, OffsetRangeQuery, Query},
[INFO] [stdout]   |             ^^^^^^^^  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `iter::FromIterator`
[INFO] [stdout]   --> src/tree.rs:14:16
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::{fmt, iter::FromIterator};
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `anyhow::anyhow`
[INFO] [stdout]  --> src/util.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use anyhow::anyhow;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]   --> tests/store.rs:29:40
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn try_read_cbor<R: std::io::Read>(r: &mut R, major: u8) -> anyhow::Result<Option<Self>> {
[INFO] [stdout]    |                                        ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `major`
[INFO] [stdout]   --> tests/store.rs:29:51
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn try_read_cbor<R: std::io::Read>(r: &mut R, major: u8) -> anyhow::Result<Option<Self>> {
[INFO] [stdout]    |                                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_major`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Cid`, `Ipld`, `cbor::DagCborCodec`
[INFO] [stdout]   --> tests/build_check.rs:12:15
[INFO] [stdout]    |
[INFO] [stdout] 12 | use libipld::{cbor::DagCborCodec, prelude::*, Cid, Ipld};
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^              ^^^  ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `collections::BTreeMap`, `convert::TryFrom`
[INFO] [stdout]   --> tests/build_check.rs:15:11
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::{collections::BTreeMap, convert::TryFrom, iter, iter::FromIterator, ops::Range};
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `prelude`
[INFO] [stdout]   --> tests/build_check.rs:12:35
[INFO] [stdout]    |
[INFO] [stdout] 12 | use libipld::{cbor::DagCborCodec, prelude::*, Cid, Ipld};
[INFO] [stdout]    |                                   ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]   --> tests/store.rs:29:40
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn try_read_cbor<R: std::io::Read>(r: &mut R, major: u8) -> anyhow::Result<Option<Self>> {
[INFO] [stdout]    |                                        ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `major`
[INFO] [stdout]   --> tests/store.rs:29:51
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn try_read_cbor<R: std::io::Read>(r: &mut R, major: u8) -> anyhow::Result<Option<Self>> {
[INFO] [stdout]    |                                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_major`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 56s
[INFO] running `Command { std: "docker" "inspect" "b8860294d899bf9460829d40f5c6cd00d76443867d4aaf075cac06962a483f48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8860294d899bf9460829d40f5c6cd00d76443867d4aaf075cac06962a483f48", kill_on_drop: false }`
[INFO] [stdout] b8860294d899bf9460829d40f5c6cd00d76443867d4aaf075cac06962a483f48