[INFO] fetching crate ezcbor 0.1.4...
[INFO] testing ezcbor-0.1.4 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate ezcbor 0.1.4 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate ezcbor 0.1.4
[INFO] finished tweaking crates.io crate ezcbor 0.1.4
[INFO] tweaked toml for crates.io crate ezcbor 0.1.4 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ezcbor 0.1.4 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 68 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.5.1 (available: v0.7.0)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 153c16a5e56669b9456a48240343518a0449c56b2fb4ac723b649838dfeb15ad
[INFO] running `Command { std: "docker" "start" "-a" "153c16a5e56669b9456a48240343518a0449c56b2fb4ac723b649838dfeb15ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "153c16a5e56669b9456a48240343518a0449c56b2fb4ac723b649838dfeb15ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "153c16a5e56669b9456a48240343518a0449c56b2fb4ac723b649838dfeb15ad", kill_on_drop: false }`
[INFO] [stdout] 153c16a5e56669b9456a48240343518a0449c56b2fb4ac723b649838dfeb15ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e85cce189855f9ea11acf6c68cba65254dc1375b04fbd22a2c2fa7e06a72fc30
[INFO] running `Command { std: "docker" "start" "-a" "e85cce189855f9ea11acf6c68cba65254dc1375b04fbd22a2c2fa7e06a72fc30", kill_on_drop: false }`
[INFO] [stderr]    Compiling ezcbor v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "e85cce189855f9ea11acf6c68cba65254dc1375b04fbd22a2c2fa7e06a72fc30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e85cce189855f9ea11acf6c68cba65254dc1375b04fbd22a2c2fa7e06a72fc30", kill_on_drop: false }`
[INFO] [stdout] e85cce189855f9ea11acf6c68cba65254dc1375b04fbd22a2c2fa7e06a72fc30
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 860dd27061cc623bade9cda678a76c201dacc94c0bd723c1c09127fc8ecaf96f
[INFO] running `Command { std: "docker" "start" "-a" "860dd27061cc623bade9cda678a76c201dacc94c0bd723c1c09127fc8ecaf96f", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling is-terminal v0.4.17
[INFO] [stderr]    Compiling zerocopy-derive v0.8.27
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling half v2.7.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.5.1
[INFO] [stderr]    Compiling ezcbor v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/cbor.rs:1004:13
[INFO] [stdout]      |
[INFO] [stdout] 1004 |         let mut item = Item::Int(vec![1,2,10]);
[INFO] [stdout]      |             ----^^^^
[INFO] [stdout]      |             |
[INFO] [stdout]      |             help: remove this `mut`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 14.75s
[INFO] running `Command { std: "docker" "inspect" "860dd27061cc623bade9cda678a76c201dacc94c0bd723c1c09127fc8ecaf96f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "860dd27061cc623bade9cda678a76c201dacc94c0bd723c1c09127fc8ecaf96f", kill_on_drop: false }`
[INFO] [stdout] 860dd27061cc623bade9cda678a76c201dacc94c0bd723c1c09127fc8ecaf96f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 82d6dcee96544e8de770988dfb1af8bf1a5284d6c2b76e8759dcb355eccd44e0
[INFO] running `Command { std: "docker" "start" "-a" "82d6dcee96544e8de770988dfb1af8bf1a5284d6c2b76e8759dcb355eccd44e0", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]     --> src/cbor.rs:1004:13
[INFO] [stderr]      |
[INFO] [stderr] 1004 |         let mut item = Item::Int(vec![1,2,10]);
[INFO] [stderr]      |             ----^^^^
[INFO] [stderr]      |             |
[INFO] [stderr]      |             help: remove this `mut`
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `ezcbor` (lib test) generated 1 warning (run `cargo fix --lib -p ezcbor --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ezcbor-06ac3a4c2733773f)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test cbor::tests::test_array ... ok
[INFO] [stdout] test cbor::tests::test_btreemap ... ok
[INFO] [stdout] test cbor::tests::test_enum ... ok
[INFO] [stdout] test cbor::tests::test_hashmap ... ok
[INFO] [stdout] test cbor::tests::test_bool ... ok
[INFO] [stdout] test cbor::tests::test_hashset ... ok
[INFO] [stdout] test cbor::tests::test_slice ... ok
[INFO] [stdout] test cbor::tests::test_small_array ... ok
[INFO] [stdout] test cbor::tests::vec_u8_from_cbor ... ok
[INFO] [stdout] test cbor::tests::test_btreemap_of_enums ... ok
[INFO] [stdout] test cbor::tests::test_byteslice ... ok
[INFO] [stdout] test cbor::tests::test_str ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ezcbor
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "82d6dcee96544e8de770988dfb1af8bf1a5284d6c2b76e8759dcb355eccd44e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82d6dcee96544e8de770988dfb1af8bf1a5284d6c2b76e8759dcb355eccd44e0", kill_on_drop: false }`
[INFO] [stdout] 82d6dcee96544e8de770988dfb1af8bf1a5284d6c2b76e8759dcb355eccd44e0