[INFO] fetching crate integer-encoding 3.0.3...
[INFO] testing integer-encoding-3.0.3 against 1.60.0 for beta-1.61-1
[INFO] extracting crate integer-encoding 3.0.3 into /workspace/builds/worker-76/source
[INFO] validating manifest of crates.io crate integer-encoding 3.0.3 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate integer-encoding 3.0.3
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate integer-encoding 3.0.3
[INFO] tweaked toml for crates.io crate integer-encoding 3.0.3 written to /workspace/builds/worker-76/source/Cargo.toml
[INFO] crate crates.io crate integer-encoding 3.0.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded futures-macro v0.3.4
[INFO] [stderr]   Downloaded futures-io v0.3.4
[INFO] [stderr]   Downloaded futures-core v0.3.4
[INFO] [stderr]   Downloaded async-trait v0.1.24
[INFO] [stderr]   Downloaded futures-util v0.3.4
[INFO] [stderr]   Downloaded futures-task v0.3.4
[INFO] [stderr]   Downloaded pin-utils v0.1.0-alpha.4
[INFO] [stderr]   Downloaded proc-macro-nested v0.1.3
[INFO] [stderr]   Downloaded libc v0.2.67
[INFO] [stderr]   Downloaded num_cpus v1.12.0
[INFO] [stderr]   Downloaded hermit-abi v0.1.8
[INFO] [stderr]   Downloaded proc-macro-hack v0.5.11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0360dcc7f27874790f039c33e00f99833bc63545b5cf8198c355f1334387d065
[INFO] running `Command { std: "docker" "start" "-a" "0360dcc7f27874790f039c33e00f99833bc63545b5cf8198c355f1334387d065", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0360dcc7f27874790f039c33e00f99833bc63545b5cf8198c355f1334387d065", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0360dcc7f27874790f039c33e00f99833bc63545b5cf8198c355f1334387d065", kill_on_drop: false }`
[INFO] [stdout] 0360dcc7f27874790f039c33e00f99833bc63545b5cf8198c355f1334387d065
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef8d98939b1c49d35c707cc92342803d042d26077c007f636b047c940747243b
[INFO] running `Command { std: "docker" "start" "-a" "ef8d98939b1c49d35c707cc92342803d042d26077c007f636b047c940747243b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling integer-encoding v3.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.36s
[INFO] running `Command { std: "docker" "inspect" "ef8d98939b1c49d35c707cc92342803d042d26077c007f636b047c940747243b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef8d98939b1c49d35c707cc92342803d042d26077c007f636b047c940747243b", kill_on_drop: false }`
[INFO] [stdout] ef8d98939b1c49d35c707cc92342803d042d26077c007f636b047c940747243b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 82eaf1f346060b3ccddf26b2ad5a4aa9571aa4c95eecb37a7d898b70653b8190
[INFO] running `Command { std: "docker" "start" "-a" "82eaf1f346060b3ccddf26b2ad5a4aa9571aa4c95eecb37a7d898b70653b8190", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling bencher v0.1.5
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling tokio v1.15.0
[INFO] [stderr]    Compiling integer-encoding v3.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/varint_tests.rs:206:13
[INFO] [stdout]     |
[INFO] [stdout] 206 |         let mut encoded: Vec<u8> = (0x112233 as u64).encode_var_vec();
[INFO] [stdout]     |             ----^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 11.40s
[INFO] running `Command { std: "docker" "inspect" "82eaf1f346060b3ccddf26b2ad5a4aa9571aa4c95eecb37a7d898b70653b8190", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82eaf1f346060b3ccddf26b2ad5a4aa9571aa4c95eecb37a7d898b70653b8190", kill_on_drop: false }`
[INFO] [stdout] 82eaf1f346060b3ccddf26b2ad5a4aa9571aa4c95eecb37a7d898b70653b8190
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 40ce2fffa18bd709f091f0868b58a6d1109ef76abc941e1c9b623284c2b3d0ac
[INFO] running `Command { std: "docker" "start" "-a" "40ce2fffa18bd709f091f0868b58a6d1109ef76abc941e1c9b623284c2b3d0ac", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stdout] 
[INFO] [stderr]    --> src/varint_tests.rs:206:13
[INFO] [stdout] running 23 tests
[INFO] [stderr]     |
[INFO] [stdout] test fixed_tests::tests::test_all_identity ... ok
[INFO] [stderr] 206 |         let mut encoded: Vec<u8> = (0x112233 as u64).encode_var_vec();
[INFO] [stdout] test fixed_tests::tests::test_i32_enc ... ok
[INFO] [stderr]     |             ----^^^^^^^
[INFO] [stdout] test fixed_tests::tests::test_i16_enc ... ok
[INFO] [stderr]     |             |
[INFO] [stdout] test fixed_tests::tests::test_i32_enc_light ... ok
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stdout] test fixed_tests::tests::test_reader_writer ... ok
[INFO] [stderr]     |
[INFO] [stdout] test fixed_tests::tests::test_u16_enc ... ok
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] test fixed_tests::tests::test_u32_enc ... ok
[INFO] [stderr] 
[INFO] [stdout] test varint_tests::tests::test_decode_extra_bytes_i64 ... ok
[INFO] [stderr] warning: `integer-encoding` (lib test) generated 1 warning
[INFO] [stdout] test varint_tests::tests::test_decode_extra_bytes_u64 ... ok
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 9.86s
[INFO] [stdout] test varint_tests::tests::test_decode_max_i64 ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/integer_encoding-dcb19f25b37b6159)
[INFO] [stdout] test varint_tests::tests::test_decode_min_i64 ... ok
[INFO] [stderr]    Doc-tests integer-encoding
[INFO] [stdout] test varint_tests::tests::test_encode_i16 ... ok
[INFO] [stdout] test varint_tests::tests::test_decode_max_u64 ... ok
[INFO] [stdout] test varint_tests::tests::test_encode_i64 ... ok
[INFO] [stdout] test varint_tests::tests::test_encode_u64 ... ok
[INFO] [stdout] test varint_tests::tests::test_identity_u64 ... ok
[INFO] [stdout] test varint_tests::tests::test_reader_writer ... ok
[INFO] [stdout] test varint_tests::tests::test_regression_22 ... ok
[INFO] [stdout] test varint_tests::tests::test_unterminated_varint ... ok
[INFO] [stdout] test varint_tests::tests::test_required_space ... ok
[INFO] [stdout] test varint_tests::tests::test_unterminated_varint_2 ... ok
[INFO] [stdout] test fixed_tests::tests::test_invalid_decode_size - should panic ... ok
[INFO] [stdout] test fixed_tests::tests::test_invalid_encode_size - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 11) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.48s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "40ce2fffa18bd709f091f0868b58a6d1109ef76abc941e1c9b623284c2b3d0ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40ce2fffa18bd709f091f0868b58a6d1109ef76abc941e1c9b623284c2b3d0ac", kill_on_drop: false }`
[INFO] [stdout] 40ce2fffa18bd709f091f0868b58a6d1109ef76abc941e1c9b623284c2b3d0ac