[INFO] fetching crate tiny-integration-tester 0.4.6...
[INFO] testing tiny-integration-tester-0.4.6 against 1.90.0 for beta-1.91-3
[INFO] extracting crate tiny-integration-tester 0.4.6 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate tiny-integration-tester 0.4.6
[INFO] finished tweaking crates.io crate tiny-integration-tester 0.4.6
[INFO] tweaked toml for crates.io crate tiny-integration-tester 0.4.6 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tiny-integration-tester 0.4.6 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tiny-integration-tester 0.4.6 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded toml v0.7.4
[INFO] [stderr]   Downloaded quote v1.0.28
[INFO] [stderr]   Downloaded serde_derive v1.0.163
[INFO] [stderr]   Downloaded getopts v0.2.21
[INFO] [stderr]   Downloaded semver v1.0.17
[INFO] [stderr]   Downloaded cargo-lock v8.0.3
[INFO] [stderr]   Downloaded ryu v1.0.13
[INFO] [stderr]   Downloaded serde v1.0.163
[INFO] [stderr]   Downloaded toml_edit v0.19.10
[INFO] [stderr]   Downloaded log v0.4.18
[INFO] [stderr]   Downloaded serde_json v1.0.96
[INFO] [stderr]   Downloaded winnow v0.4.6
[INFO] [stderr]   Downloaded syn v2.0.18
[INFO] [stderr]   Downloaded proc-macro2 v1.0.59
[INFO] [stderr]   Downloaded built v0.6.0
[INFO] [stderr]   Downloaded libloading v0.8.0
[INFO] [stderr]   Downloaded serde_spanned v0.6.2
[INFO] [stderr]   Downloaded toml_datetime v0.6.2
[INFO] [stderr]   Downloaded itoa v1.0.6
[INFO] [stderr]   Downloaded simple_logger v4.1.0
[INFO] [stderr]   Downloaded libc v0.2.144
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 65e7c214b97db42737b1a9b642cf44c2aa0d9800571e14f56be6e03140c220ed
[INFO] running `Command { std: "docker" "start" "-a" "65e7c214b97db42737b1a9b642cf44c2aa0d9800571e14f56be6e03140c220ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "65e7c214b97db42737b1a9b642cf44c2aa0d9800571e14f56be6e03140c220ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65e7c214b97db42737b1a9b642cf44c2aa0d9800571e14f56be6e03140c220ed", kill_on_drop: false }`
[INFO] [stdout] 65e7c214b97db42737b1a9b642cf44c2aa0d9800571e14f56be6e03140c220ed
[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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 583aa5f033a0bbcc8530374b535c038fa4d6022faa6d4318d45304929718783e
[INFO] running `Command { std: "docker" "start" "-a" "583aa5f033a0bbcc8530374b535c038fa4d6022faa6d4318d45304929718783e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.59
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling serde v1.0.163
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling unicode-bidi v0.3.13
[INFO] [stderr]    Compiling semver v1.0.17
[INFO] [stderr]    Compiling percent-encoding v2.3.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling log v0.4.18
[INFO] [stderr]    Compiling winnow v0.4.6
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]    Compiling regex-syntax v0.7.2
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling form_urlencoded v1.2.0
[INFO] [stderr]    Compiling ryu v1.0.13
[INFO] [stderr]    Compiling itoa v1.0.6
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling libloading v0.8.0
[INFO] [stderr]    Compiling aho-corasick v1.0.2
[INFO] [stderr]    Compiling unicode-normalization v0.1.22
[INFO] [stderr]    Compiling syn v2.0.18
[INFO] [stderr]    Compiling regex v1.8.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling nix v0.26.2
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling idna v0.4.0
[INFO] [stderr]    Compiling simple_logger v4.1.0
[INFO] [stderr]    Compiling url v2.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.163
[INFO] [stderr]    Compiling serde_spanned v0.6.2
[INFO] [stderr]    Compiling toml_datetime v0.6.2
[INFO] [stderr]    Compiling toml_edit v0.19.10
[INFO] [stderr]    Compiling toml v0.5.11
[INFO] [stderr]    Compiling cargo-lock v8.0.3
[INFO] [stderr]    Compiling built v0.6.0
[INFO] [stderr]    Compiling toml v0.7.4
[INFO] [stderr]    Compiling tiny-integration-tester v0.4.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: methods `custom_1`, `custom_2`, `custom_3`, `custom_4`, and `custom_5` are never used
[INFO] [stdout]   --> src/testable.rs:48:8
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub trait Testable: Debug
[INFO] [stdout]    |           -------- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 48 |     fn custom_1(&mut self) -> bool { true }
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 49 |     /// Additional test 2.
[INFO] [stdout] 50 |     fn custom_2(&mut self) -> bool { true }
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 51 |     /// Additional test 3.
[INFO] [stdout] 52 |     fn custom_3(&mut self) -> bool { true }
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 53 |     /// Additional test 4.
[INFO] [stdout] 54 |     fn custom_4(&mut self) -> bool { true }
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 55 |     /// Additional test 5.
[INFO] [stdout] 56 |     fn custom_5(&mut self) -> bool { true }
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.41s
[INFO] running `Command { std: "docker" "inspect" "583aa5f033a0bbcc8530374b535c038fa4d6022faa6d4318d45304929718783e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "583aa5f033a0bbcc8530374b535c038fa4d6022faa6d4318d45304929718783e", kill_on_drop: false }`
[INFO] [stdout] 583aa5f033a0bbcc8530374b535c038fa4d6022faa6d4318d45304929718783e
[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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 39951a571b08dd7cd47d9b3276a2785c0382a44015cfb373ff8b7d38fdfc49ca
[INFO] running `Command { std: "docker" "start" "-a" "39951a571b08dd7cd47d9b3276a2785c0382a44015cfb373ff8b7d38fdfc49ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling tiny-integration-tester v0.4.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: methods `custom_1`, `custom_2`, `custom_3`, `custom_4`, and `custom_5` are never used
[INFO] [stdout]   --> src/testable.rs:48:8
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub trait Testable: Debug
[INFO] [stdout]    |           -------- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 48 |     fn custom_1(&mut self) -> bool { true }
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 49 |     /// Additional test 2.
[INFO] [stdout] 50 |     fn custom_2(&mut self) -> bool { true }
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 51 |     /// Additional test 3.
[INFO] [stdout] 52 |     fn custom_3(&mut self) -> bool { true }
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 53 |     /// Additional test 4.
[INFO] [stdout] 54 |     fn custom_4(&mut self) -> bool { true }
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 55 |     /// Additional test 5.
[INFO] [stdout] 56 |     fn custom_5(&mut self) -> bool { true }
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "39951a571b08dd7cd47d9b3276a2785c0382a44015cfb373ff8b7d38fdfc49ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39951a571b08dd7cd47d9b3276a2785c0382a44015cfb373ff8b7d38fdfc49ca", kill_on_drop: false }`
[INFO] [stdout] 39951a571b08dd7cd47d9b3276a2785c0382a44015cfb373ff8b7d38fdfc49ca
[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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f30eb5de1761ae9a05dcb466b6204dce415ced5a92328bb3d70f11058c0e2847
[INFO] running `Command { std: "docker" "start" "-a" "f30eb5de1761ae9a05dcb466b6204dce415ced5a92328bb3d70f11058c0e2847", kill_on_drop: false }`
[INFO] [stderr] warning: methods `custom_1`, `custom_2`, `custom_3`, `custom_4`, and `custom_5` are never used
[INFO] [stderr]   --> src/testable.rs:48:8
[INFO] [stderr]    |
[INFO] [stderr]  9 | pub trait Testable: Debug
[INFO] [stderr]    |           -------- methods in this trait
[INFO] [stderr] ...
[INFO] [stderr] 48 |     fn custom_1(&mut self) -> bool { true }
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 49 |     /// Additional test 2.
[INFO] [stderr] 50 |     fn custom_2(&mut self) -> bool { true }
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 51 |     /// Additional test 3.
[INFO] [stderr] 52 |     fn custom_3(&mut self) -> bool { true }
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 53 |     /// Additional test 4.
[INFO] [stderr] 54 |     fn custom_4(&mut self) -> bool { true }
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 55 |     /// Additional test 5.
[INFO] [stderr] 56 |     fn custom_5(&mut self) -> bool { true }
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `tiny-integration-tester` (bin "tiny-integration-tester" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/tiny_integration_tester-079d1c8c1d3d51c6)
[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" "f30eb5de1761ae9a05dcb466b6204dce415ced5a92328bb3d70f11058c0e2847", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f30eb5de1761ae9a05dcb466b6204dce415ced5a92328bb3d70f11058c0e2847", kill_on_drop: false }`
[INFO] [stdout] f30eb5de1761ae9a05dcb466b6204dce415ced5a92328bb3d70f11058c0e2847