[INFO] fetching crate tifloats 2.4.0...
[INFO] testing tifloats-2.4.0 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739-1
[INFO] extracting crate tifloats 2.4.0 into /workspace/builds/worker-4-tc2/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-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tifloats 2.4.0 on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "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" "+33835004928d3bf65db4d4712e1330766263b0bd" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 75 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.4.0 (available: v0.8.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 995e6a29b6884167a4cade73e1cee9be14732cb57f7ddab3964b779b2d775b64
[INFO] running `Command { std: "docker" "start" "-a" "995e6a29b6884167a4cade73e1cee9be14732cb57f7ddab3964b779b2d775b64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "995e6a29b6884167a4cade73e1cee9be14732cb57f7ddab3964b779b2d775b64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "995e6a29b6884167a4cade73e1cee9be14732cb57f7ddab3964b779b2d775b64", kill_on_drop: false }`
[INFO] [stdout] 995e6a29b6884167a4cade73e1cee9be14732cb57f7ddab3964b779b2d775b64
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6958a4ce545a10974db5256e34abf668f54ce6ee8455c6e47a1d328a8d58ef9b
[INFO] running `Command { std: "docker" "start" "-a" "6958a4ce545a10974db5256e34abf668f54ce6ee8455c6e47a1d328a8d58ef9b", 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 0.54s
[INFO] running `Command { std: "docker" "inspect" "6958a4ce545a10974db5256e34abf668f54ce6ee8455c6e47a1d328a8d58ef9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6958a4ce545a10974db5256e34abf668f54ce6ee8455c6e47a1d328a8d58ef9b", kill_on_drop: false }`
[INFO] [stdout] 6958a4ce545a10974db5256e34abf668f54ce6ee8455c6e47a1d328a8d58ef9b
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 89a26f062603438331b107d4aeb5c37889455fb3be5825ecd1f1dfc803449198
[INFO] running `Command { std: "docker" "start" "-a" "89a26f062603438331b107d4aeb5c37889455fb3be5825ecd1f1dfc803449198", kill_on_drop: false }`
[INFO] [stderr]    Compiling zerocopy v0.8.48
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling os_str_bytes v6.6.1
[INFO] [stderr]    Compiling textwrap v0.16.2
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling serde_json v1.0.149
[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 clap_lex v0.2.4
[INFO] [stderr]    Compiling clap v3.2.25
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling zerocopy-derive v0.8.48
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling half v2.7.1
[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 24.98s
[INFO] running `Command { std: "docker" "inspect" "89a26f062603438331b107d4aeb5c37889455fb3be5825ecd1f1dfc803449198", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89a26f062603438331b107d4aeb5c37889455fb3be5825ecd1f1dfc803449198", kill_on_drop: false }`
[INFO] [stdout] 89a26f062603438331b107d4aeb5c37889455fb3be5825ecd1f1dfc803449198
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 09470d0c8fb2eb35a1c78c82342bba2843fe6e742385160167e7bc23196418d5
[INFO] running `Command { std: "docker" "start" "-a" "09470d0c8fb2eb35a1c78c82342bba2843fe6e742385160167e7bc23196418d5", 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 0.11s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tifloats-e225453e60c50444)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test float::tests::debug ... ok
[INFO] [stdout] test float::tests::negative_exponents ... ok
[INFO] [stdout] test float::tests::sig_figs ... ok
[INFO] [stdout] test mantissa::tests::div ... ok
[INFO] [stdout] test mantissa::tests::mul ... ok
[INFO] [stdout] test mantissa::tests::shr ... ok
[INFO] [stdout] test mantissa::tests::sub ... ok
[INFO] [stdout] test mantissa::tests::to_from_dec ... ok
[INFO] [stdout] test float::tests::raw_bytes ... 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::add ... 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" "09470d0c8fb2eb35a1c78c82342bba2843fe6e742385160167e7bc23196418d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09470d0c8fb2eb35a1c78c82342bba2843fe6e742385160167e7bc23196418d5", kill_on_drop: false }`
[INFO] [stdout] 09470d0c8fb2eb35a1c78c82342bba2843fe6e742385160167e7bc23196418d5
