[INFO] fetching crate fastvarint 0.22.0...
[INFO] testing fastvarint-0.22.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate fastvarint 0.22.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate fastvarint 0.22.0
[INFO] finished tweaking crates.io crate fastvarint 0.22.0
[INFO] tweaked toml for crates.io crate fastvarint 0.22.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate fastvarint 0.22.0 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "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" "+b83b707f97d809763b7861afa7638871f3339a33" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 12 packages to latest compatible versions
[INFO] [stderr]       Adding derive_more v1.0.0 (available: v2.0.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6b281e6f4823521bef01f8b085620c4249946da4a3680f06f9fd72716b2585a5
[INFO] running `Command { std: "docker" "start" "-a" "6b281e6f4823521bef01f8b085620c4249946da4a3680f06f9fd72716b2585a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b281e6f4823521bef01f8b085620c4249946da4a3680f06f9fd72716b2585a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b281e6f4823521bef01f8b085620c4249946da4a3680f06f9fd72716b2585a5", kill_on_drop: false }`
[INFO] [stdout] 6b281e6f4823521bef01f8b085620c4249946da4a3680f06f9fd72716b2585a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 596a1ede70acb8a512ea7ea040c3d9b492a77c3a6f2ceb650bfec4a16209d2d1
[INFO] running `Command { std: "docker" "start" "-a" "596a1ede70acb8a512ea7ea040c3d9b492a77c3a6f2ceb650bfec4a16209d2d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling derive_more-impl v1.0.0
[INFO] [stderr]    Compiling nonmax v0.5.5
[INFO] [stderr]    Compiling derive_more v1.0.0
[INFO] [stderr]    Compiling fastvarint v0.22.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `convert::Infallible`, `marker::PhantomData`, and `usize`
[INFO] [stdout]  --> src/serde.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{convert::Infallible, marker::PhantomData, usize};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Unexpected` and `Visitor`
[INFO] [stdout]  --> src/serde.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | use serde::de::{Unexpected, Visitor};
[INFO] [stdout]   |                 ^^^^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DecodeVarIntError` and `DecodeVarInt`
[INFO] [stdout]  --> src/serde.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::{DecodeVarInt, DecodeVarIntError, EncodeVarInt};
[INFO] [stdout]   |             ^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.89s
[INFO] running `Command { std: "docker" "inspect" "596a1ede70acb8a512ea7ea040c3d9b492a77c3a6f2ceb650bfec4a16209d2d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "596a1ede70acb8a512ea7ea040c3d9b492a77c3a6f2ceb650bfec4a16209d2d1", kill_on_drop: false }`
[INFO] [stdout] 596a1ede70acb8a512ea7ea040c3d9b492a77c3a6f2ceb650bfec4a16209d2d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 58ddd9b4ce9f3e918a964d149d1085e153fac809544b72035f67fb503c67cc7d
[INFO] running `Command { std: "docker" "start" "-a" "58ddd9b4ce9f3e918a964d149d1085e153fac809544b72035f67fb503c67cc7d", kill_on_drop: false }`
[INFO] [stderr]    Compiling fastvarint v0.22.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `convert::Infallible`, `marker::PhantomData`, and `usize`
[INFO] [stdout]  --> src/serde.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{convert::Infallible, marker::PhantomData, usize};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Unexpected` and `Visitor`
[INFO] [stdout]  --> src/serde.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | use serde::de::{Unexpected, Visitor};
[INFO] [stdout]   |                 ^^^^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DecodeVarIntError` and `DecodeVarInt`
[INFO] [stdout]  --> src/serde.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::{DecodeVarInt, DecodeVarIntError, EncodeVarInt};
[INFO] [stdout]   |             ^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `convert::Infallible`, `marker::PhantomData`, and `usize`
[INFO] [stdout]  --> src/serde.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{convert::Infallible, marker::PhantomData, usize};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Unexpected` and `Visitor`
[INFO] [stdout]  --> src/serde.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | use serde::de::{Unexpected, Visitor};
[INFO] [stdout]   |                 ^^^^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DecodeVarIntError` and `DecodeVarInt`
[INFO] [stdout]  --> src/serde.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::{DecodeVarInt, DecodeVarIntError, EncodeVarInt};
[INFO] [stdout]   |             ^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "58ddd9b4ce9f3e918a964d149d1085e153fac809544b72035f67fb503c67cc7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58ddd9b4ce9f3e918a964d149d1085e153fac809544b72035f67fb503c67cc7d", kill_on_drop: false }`
[INFO] [stdout] 58ddd9b4ce9f3e918a964d149d1085e153fac809544b72035f67fb503c67cc7d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9e7ec3b3a939c0d6ec2d9d7c1ecfe43082924524d245b2472f2fa23be5855296
[INFO] running `Command { std: "docker" "start" "-a" "9e7ec3b3a939c0d6ec2d9d7c1ecfe43082924524d245b2472f2fa23be5855296", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `convert::Infallible`, `marker::PhantomData`, and `usize`
[INFO] [stderr]  --> src/serde.rs:1:11
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{convert::Infallible, marker::PhantomData, usize};
[INFO] [stderr]   |           ^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^  ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Unexpected` and `Visitor`
[INFO] [stderr]  --> src/serde.rs:3:17
[INFO] [stderr]   |
[INFO] [stderr] 3 | use serde::de::{Unexpected, Visitor};
[INFO] [stderr]   |                 ^^^^^^^^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `DecodeVarIntError` and `DecodeVarInt`
[INFO] [stderr]  --> src/serde.rs:5:13
[INFO] [stderr]   |
[INFO] [stderr] 5 | use crate::{DecodeVarInt, DecodeVarIntError, EncodeVarInt};
[INFO] [stderr]   |             ^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `fastvarint` (lib) generated 3 warnings (run `cargo fix --lib -p fastvarint` to apply 3 suggestions)
[INFO] [stderr] warning: `fastvarint` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/fastvarint-df936d53c77fde20)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::test_decode_var_int ... ok
[INFO] [stdout] test tests::test_encode_var_int ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fastvarint
[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" "9e7ec3b3a939c0d6ec2d9d7c1ecfe43082924524d245b2472f2fa23be5855296", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e7ec3b3a939c0d6ec2d9d7c1ecfe43082924524d245b2472f2fa23be5855296", kill_on_drop: false }`
[INFO] [stdout] 9e7ec3b3a939c0d6ec2d9d7c1ecfe43082924524d245b2472f2fa23be5855296