[INFO] fetching crate tifloats 2.4.0...
[INFO] testing tifloats-2.4.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate tifloats 2.4.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate tifloats 2.4.0
[INFO] finished tweaking crates.io crate tifloats 2.4.0
[INFO] tweaked toml for crates.io crate tifloats 2.4.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tifloats 2.4.0 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "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" "+1.91.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 70 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.4.0 (available: v0.7.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 739bc48ddd6252ef5a368faa15c571317608cfc55efa36dc13843e61669a105b
[INFO] running `Command { std: "docker" "start" "-a" "739bc48ddd6252ef5a368faa15c571317608cfc55efa36dc13843e61669a105b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "739bc48ddd6252ef5a368faa15c571317608cfc55efa36dc13843e61669a105b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "739bc48ddd6252ef5a368faa15c571317608cfc55efa36dc13843e61669a105b", kill_on_drop: false }`
[INFO] [stdout] 739bc48ddd6252ef5a368faa15c571317608cfc55efa36dc13843e61669a105b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 70bc2cd941b071b56ce9173f710627439f6d9b9d7ca41c44dc895f01206bb6b4
[INFO] running `Command { std: "docker" "start" "-a" "70bc2cd941b071b56ce9173f710627439f6d9b9d7ca41c44dc895f01206bb6b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling tifloats v2.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated constants `PI`, `FIVE`, and `E` are never used
[INFO] [stdout]   --> src/mantissa.rs:22:15
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl Mantissa {
[INFO] [stdout]    | ------------- associated constants in this implementation
[INFO] [stdout] 22 |     pub const PI: Mantissa = Mantissa {
[INFO] [stdout]    |               ^^
[INFO] [stdout] ...
[INFO] [stdout] 30 |     pub const FIVE: Mantissa = Mantissa {
[INFO] [stdout]    |               ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 34 |     pub const E: Mantissa = Mantissa {
[INFO] [stdout]    |               ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "70bc2cd941b071b56ce9173f710627439f6d9b9d7ca41c44dc895f01206bb6b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70bc2cd941b071b56ce9173f710627439f6d9b9d7ca41c44dc895f01206bb6b4", kill_on_drop: false }`
[INFO] [stdout] 70bc2cd941b071b56ce9173f710627439f6d9b9d7ca41c44dc895f01206bb6b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ff22dfdeeea03543a8a4b1d44f68c0c022a3e75722652ad714d89653d55ebc95
[INFO] running `Command { std: "docker" "start" "-a" "ff22dfdeeea03543a8a4b1d44f68c0c022a3e75722652ad714d89653d55ebc95", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling plotters-backend v0.3.7
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling clap v3.2.25
[INFO] [stderr]    Compiling oorandom v11.1.5
[INFO] [stderr]    Compiling anes v0.1.6
[INFO] [stdout] warning: associated constants `PI`, `FIVE`, and `E` are never used
[INFO] [stdout]   --> src/mantissa.rs:22:15
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl Mantissa {
[INFO] [stdout]    | ------------- associated constants in this implementation
[INFO] [stdout] 22 |     pub const PI: Mantissa = Mantissa {
[INFO] [stdout]    |               ^^
[INFO] [stdout] ...
[INFO] [stdout] 30 |     pub const FIVE: Mantissa = Mantissa {
[INFO] [stdout]    |               ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 34 |     pub const E: Mantissa = Mantissa {
[INFO] [stdout]    |               ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling plotters-svg v0.3.7
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling zerocopy-derive v0.8.27
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling half v2.7.1
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling criterion v0.4.0
[INFO] [stderr]    Compiling tifloats v2.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 13.28s
[INFO] running `Command { std: "docker" "inspect" "ff22dfdeeea03543a8a4b1d44f68c0c022a3e75722652ad714d89653d55ebc95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff22dfdeeea03543a8a4b1d44f68c0c022a3e75722652ad714d89653d55ebc95", kill_on_drop: false }`
[INFO] [stdout] ff22dfdeeea03543a8a4b1d44f68c0c022a3e75722652ad714d89653d55ebc95
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2b62e5978b97560c64cf83685a913027c1fe3c8663c259a65a2447c37a026cb5
[INFO] running `Command { std: "docker" "start" "-a" "2b62e5978b97560c64cf83685a913027c1fe3c8663c259a65a2447c37a026cb5", kill_on_drop: false }`
[INFO] [stderr] warning: associated constants `PI`, `FIVE`, and `E` are never used
[INFO] [stderr]   --> src/mantissa.rs:22:15
[INFO] [stderr]    |
[INFO] [stderr] 21 | impl Mantissa {
[INFO] [stderr]    | ------------- associated constants in this implementation
[INFO] [stderr] 22 |     pub const PI: Mantissa = Mantissa {
[INFO] [stderr]    |               ^^
[INFO] [stderr] ...
[INFO] [stderr] 30 |     pub const FIVE: Mantissa = Mantissa {
[INFO] [stderr]    |               ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 34 |     pub const E: Mantissa = Mantissa {
[INFO] [stderr]    |               ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `tifloats` (lib) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tifloats-e6dcf1c5b314ab88)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test float::tests::debug ... ok
[INFO] [stdout] test float::tests::raw_bytes ... ok
[INFO] [stdout] test float::tests::sig_figs ... ok
[INFO] [stdout] test float::tests::try_add_sub ... ok
[INFO] [stdout] test float::tests::mantissa_from ... ok
[INFO] [stdout] test mantissa::tests::digits ... ok
[INFO] [stdout] test mantissa::tests::div ... ok
[INFO] [stdout] test mantissa::tests::add ... ok
[INFO] [stdout] test mantissa::tests::sub ... ok
[INFO] [stdout] test mantissa::tests::shr ... ok
[INFO] [stdout] test mantissa::tests::to_from_dec ... ok
[INFO] [stdout] test float::tests::negative_exponents ... ok
[INFO] [stdout] test mantissa::tests::mul ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tifloats
[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" "2b62e5978b97560c64cf83685a913027c1fe3c8663c259a65a2447c37a026cb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b62e5978b97560c64cf83685a913027c1fe3c8663c259a65a2447c37a026cb5", kill_on_drop: false }`
[INFO] [stdout] 2b62e5978b97560c64cf83685a913027c1fe3c8663c259a65a2447c37a026cb5