[INFO] fetching crate simple_accumulator 0.7.0...
[INFO] testing simple_accumulator-0.7.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-8
[INFO] extracting crate simple_accumulator 0.7.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate simple_accumulator 0.7.0
[INFO] finished tweaking crates.io crate simple_accumulator 0.7.0
[INFO] tweaked toml for crates.io crate simple_accumulator 0.7.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate simple_accumulator 0.7.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 120 packages to latest compatible versions
[INFO] [stderr]       Adding histogram v0.8.4 (available: v0.11.3)
[INFO] [stderr]       Adding ordered-float v4.6.0 (available: v5.1.0)
[INFO] [stderr]       Adding plotly v0.8.4 (available: v0.13.5)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ac93d6825eacb154352acd9f883aebad895af14d4c3624c66fd3d789ec2798f2
[INFO] running `Command { std: "docker" "start" "-a" "ac93d6825eacb154352acd9f883aebad895af14d4c3624c66fd3d789ec2798f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac93d6825eacb154352acd9f883aebad895af14d4c3624c66fd3d789ec2798f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac93d6825eacb154352acd9f883aebad895af14d4c3624c66fd3d789ec2798f2", kill_on_drop: false }`
[INFO] [stdout] ac93d6825eacb154352acd9f883aebad895af14d4c3624c66fd3d789ec2798f2
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7c49f773fd332d0792161caee4539c61baa8bba319f1c9a033dab7ccd2fe59bd
[INFO] running `Command { std: "docker" "start" "-a" "7c49f773fd332d0792161caee4539c61baa8bba319f1c9a033dab7ccd2fe59bd", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling num v0.4.3
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling ordered-float v3.9.2
[INFO] [stderr]    Compiling watermill v0.1.2
[INFO] [stderr]    Compiling simple_accumulator v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.69s
[INFO] running `Command { std: "docker" "inspect" "7c49f773fd332d0792161caee4539c61baa8bba319f1c9a033dab7ccd2fe59bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c49f773fd332d0792161caee4539c61baa8bba319f1c9a033dab7ccd2fe59bd", kill_on_drop: false }`
[INFO] [stdout] 7c49f773fd332d0792161caee4539c61baa8bba319f1c9a033dab7ccd2fe59bd
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7267d0f46578fe16cd8bc2cc16b107a9f0f1096f6a69af61a2fdefc177b7c9cd
[INFO] running `Command { std: "docker" "start" "-a" "7267d0f46578fe16cd8bc2cc16b107a9f0f1096f6a69af61a2fdefc177b7c9cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling unicase v2.8.1
[INFO] [stderr]    Compiling tracing-core v0.1.34
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling mime v0.3.17
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling nu-ansi-term v0.50.3
[INFO] [stderr]    Compiling askama_escape v0.10.3
[INFO] [stderr]    Compiling ordered-float v4.6.0
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling matchers v0.2.0
[INFO] [stderr]    Compiling askama_parser v0.2.1
[INFO] [stderr]    Compiling darling_core v0.14.4
[INFO] [stderr]    Compiling float_eq_derive v1.0.1
[INFO] [stderr]    Compiling float_eq v1.0.1
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling darling_macro v0.14.4
[INFO] [stderr]    Compiling darling v0.14.4
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling serde_repr v0.1.20
[INFO] [stderr]    Compiling tracing-test-macro v0.2.5
[INFO] [stderr]    Compiling plotly_derive v0.8.4
[INFO] [stderr]    Compiling darling_macro v0.20.11
[INFO] [stderr]    Compiling darling v0.20.11
[INFO] [stderr]    Compiling serde_with_macros v2.3.3
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling tracing-subscriber v0.3.20
[INFO] [stderr]    Compiling tracing-test v0.2.5
[INFO] [stderr]    Compiling basic-toml v0.1.10
[INFO] [stderr]    Compiling ordered-float v3.9.2
[INFO] [stderr]    Compiling erased-serde v0.3.31
[INFO] [stderr]    Compiling serde_with v2.3.3
[INFO] [stderr]    Compiling watermill v0.1.2
[INFO] [stderr]    Compiling askama_derive v0.12.5
[INFO] [stderr]    Compiling simple_accumulator v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling askama v0.12.1
[INFO] [stderr]    Compiling plotly v0.8.4
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 41.74s
[INFO] running `Command { std: "docker" "inspect" "7267d0f46578fe16cd8bc2cc16b107a9f0f1096f6a69af61a2fdefc177b7c9cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7267d0f46578fe16cd8bc2cc16b107a9f0f1096f6a69af61a2fdefc177b7c9cd", kill_on_drop: false }`
[INFO] [stdout] 7267d0f46578fe16cd8bc2cc16b107a9f0f1096f6a69af61a2fdefc177b7c9cd
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d75ddf9016d551c6e71c2cfefbbb1ea5eac9384bdfe318abd0d495b8a009ec01
[INFO] running `Command { std: "docker" "start" "-a" "d75ddf9016d551c6e71c2cfefbbb1ea5eac9384bdfe318abd0d495b8a009ec01", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/simple_accumulator-c4fe65c1f9b39194)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_f32_to_u64 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_accumulator_fixed.rs (/opt/rustwide/target/debug/deps/test_accumulator_fixed-53cea3e059e76794)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test_sanity ... ok
[INFO] [stdout] test test_sanity_push_in_fixed_capacity ... ok
[INFO] [stdout] test test_only_n_recent_values ... ok
[INFO] [stdout] test test_sanity_with_random_values ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_histogram.rs (/opt/rustwide/target/debug/deps/test_histogram-9b2e2d7a7854c08c)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_variance.rs (/opt/rustwide/target/debug/deps/test_variance-14ffc72590c278bc)
[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] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_variance ... ok
[INFO] [stderr]    Doc-tests simple_accumulator
[INFO] [stdout] test test_variance_fixed_capacity ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - SimpleAccumulator<F>::with_fixed_capacity (line 159) ... ok
[INFO] [stdout] test src/lib.rs - (line 4) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.66s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d75ddf9016d551c6e71c2cfefbbb1ea5eac9384bdfe318abd0d495b8a009ec01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d75ddf9016d551c6e71c2cfefbbb1ea5eac9384bdfe318abd0d495b8a009ec01", kill_on_drop: false }`
[INFO] [stdout] d75ddf9016d551c6e71c2cfefbbb1ea5eac9384bdfe318abd0d495b8a009ec01