[INFO] fetching crate cereal_lib 2.1.1...
[INFO] testing cereal_lib-2.1.1 against 1.69.0 for beta-1.70-1
[INFO] extracting crate cereal_lib 2.1.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate cereal_lib 2.1.1 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cereal_lib 2.1.1
[INFO] finished tweaking crates.io crate cereal_lib 2.1.1
[INFO] tweaked toml for crates.io crate cereal_lib 2.1.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+1.69.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded statistical v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bc8b530fdb034ffb15fb2b17003269e2ba08c87dc6528ab1cc47b1dce08fb1f8
[INFO] running `Command { std: "docker" "start" "-a" "bc8b530fdb034ffb15fb2b17003269e2ba08c87dc6528ab1cc47b1dce08fb1f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc8b530fdb034ffb15fb2b17003269e2ba08c87dc6528ab1cc47b1dce08fb1f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc8b530fdb034ffb15fb2b17003269e2ba08c87dc6528ab1cc47b1dce08fb1f8", kill_on_drop: false }`
[INFO] [stdout] bc8b530fdb034ffb15fb2b17003269e2ba08c87dc6528ab1cc47b1dce08fb1f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 91b98818adc9c1c0b7ed1a9f25cc6207a6ea35a66fe239e858e92eee93f0d181
[INFO] running `Command { std: "docker" "start" "-a" "91b98818adc9c1c0b7ed1a9f25cc6207a6ea35a66fe239e858e92eee93f0d181", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling statistical v1.0.0
[INFO] [stderr]    Compiling cereal_lib v2.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `mean`, `median`, `max`, `min`, and `cache` are never read
[INFO] [stdout]   --> src/lib.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub struct CerealResults {
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout] 41 |     data: Vec<i32>,
[INFO] [stdout] 42 |     mean: Option<f64>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 43 |     median: Option<i32>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 44 |     max: Option<i32>,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 45 |     min: Option<i32>,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 46 |     cache: bool,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CerealResults` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.49s
[INFO] running `Command { std: "docker" "inspect" "91b98818adc9c1c0b7ed1a9f25cc6207a6ea35a66fe239e858e92eee93f0d181", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91b98818adc9c1c0b7ed1a9f25cc6207a6ea35a66fe239e858e92eee93f0d181", kill_on_drop: false }`
[INFO] [stdout] 91b98818adc9c1c0b7ed1a9f25cc6207a6ea35a66fe239e858e92eee93f0d181
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e7b94f491a2b89437afe5f67188674ff709b38d48397c63bc6c0285f348f3f5b
[INFO] running `Command { std: "docker" "start" "-a" "e7b94f491a2b89437afe5f67188674ff709b38d48397c63bc6c0285f348f3f5b", kill_on_drop: false }`
[INFO] [stdout] warning: fields `mean`, `median`, `max`, `min`, and `cache` are never read
[INFO] [stdout]   --> src/lib.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub struct CerealResults {
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout] 41 |     data: Vec<i32>,
[INFO] [stdout] 42 |     mean: Option<f64>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 43 |     median: Option<i32>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 44 |     max: Option<i32>,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 45 |     min: Option<i32>,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 46 |     cache: bool,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CerealResults` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling cereal_lib v2.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `mean`, `median`, `max`, `min`, and `cache` are never read
[INFO] [stdout]   --> src/lib.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub struct CerealResults {
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout] 41 |     data: Vec<i32>,
[INFO] [stdout] 42 |     mean: Option<f64>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 43 |     median: Option<i32>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 44 |     max: Option<i32>,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 45 |     min: Option<i32>,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 46 |     cache: bool,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CerealResults` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` 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 0.49s
[INFO] running `Command { std: "docker" "inspect" "e7b94f491a2b89437afe5f67188674ff709b38d48397c63bc6c0285f348f3f5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7b94f491a2b89437afe5f67188674ff709b38d48397c63bc6c0285f348f3f5b", kill_on_drop: false }`
[INFO] [stdout] e7b94f491a2b89437afe5f67188674ff709b38d48397c63bc6c0285f348f3f5b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9de654b88eeffd1d0548160150131f9679865a8896420c463452e028d6286200
[INFO] running `Command { std: "docker" "start" "-a" "9de654b88eeffd1d0548160150131f9679865a8896420c463452e028d6286200", kill_on_drop: false }`
[INFO] [stderr] warning: fields `mean`, `median`, `max`, `min`, and `cache` are never read
[INFO] [stderr]   --> src/lib.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 40 | pub struct CerealResults {
[INFO] [stderr]    |            ------------- fields in this struct
[INFO] [stderr] 41 |     data: Vec<i32>,
[INFO] [stderr] 42 |     mean: Option<f64>,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 43 |     median: Option<i32>,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 44 |     max: Option<i32>,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 45 |     min: Option<i32>,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 46 |     cache: bool,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `CerealResults` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `cereal_lib` (lib) generated 1 warning
[INFO] [stderr] warning: `cereal_lib` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/cereal_lib-62e9f21947338c5a)
[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] [stderr]      Running tests/integration_test.rs (/opt/rustwide/target/debug/deps/integration_test-9f015eedf8e65a53)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test run_multi ... ok
[INFO] [stdout] test run_single ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.17s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests cereal_lib
[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" "9de654b88eeffd1d0548160150131f9679865a8896420c463452e028d6286200", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9de654b88eeffd1d0548160150131f9679865a8896420c463452e028d6286200", kill_on_drop: false }`
[INFO] [stdout] 9de654b88eeffd1d0548160150131f9679865a8896420c463452e028d6286200
