[INFO] updating cached repository https://github.com/CrimsonAndRed/MyLittleExpression
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 101e6ec01fb117bbfe7cbc1b232d980b3e7c6360
[INFO] testing CrimsonAndRed/MyLittleExpression against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCrimsonAndRed%2FMyLittleExpression" "/workspace/builds/worker-3/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/CrimsonAndRed/MyLittleExpression on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/CrimsonAndRed/MyLittleExpression
[INFO] finished tweaking git repo https://github.com/CrimsonAndRed/MyLittleExpression
[INFO] tweaked toml for git repo https://github.com/CrimsonAndRed/MyLittleExpression written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/CrimsonAndRed/MyLittleExpression already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6a42f703a4cf8481147b2d7802635e4f3fcccf0d05da024986459cb542b98f2a
[INFO] running `"docker" "start" "-a" "6a42f703a4cf8481147b2d7802635e4f3fcccf0d05da024986459cb542b98f2a"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling expression_parser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `"docker" "inspect" "6a42f703a4cf8481147b2d7802635e4f3fcccf0d05da024986459cb542b98f2a"`
[INFO] running `"docker" "rm" "-f" "6a42f703a4cf8481147b2d7802635e4f3fcccf0d05da024986459cb542b98f2a"`
[INFO] [stdout] 6a42f703a4cf8481147b2d7802635e4f3fcccf0d05da024986459cb542b98f2a
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3bd8b24efa94bb23d902e9a9895a0162e06b11c3f54f392f3e8ddb322bd47230
[INFO] running `"docker" "start" "-a" "3bd8b24efa94bb23d902e9a9895a0162e06b11c3f54f392f3e8ddb322bd47230"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling expression_parser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `setup_floats_config`
[INFO] [stderr]   --> tests/setup.rs:11:15
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub(crate) fn setup_floats_config() -> ParserConfig<f64> {
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `setup_basic_config`
[INFO] [stderr]  --> tests/setup.rs:4:15
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub(crate) fn setup_basic_config() -> ParserConfig<i64> {
[INFO] [stderr]   |               ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `setup_floats_config`
[INFO] [stderr]   --> tests/setup.rs:11:15
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub(crate) fn setup_floats_config() -> ParserConfig<f64> {
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `setup_floats_config`
[INFO] [stderr]   --> tests/setup.rs:11:15
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub(crate) fn setup_floats_config() -> ParserConfig<f64> {
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `setup_basic_config`
[INFO] [stderr]  --> tests/setup.rs:4:15
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub(crate) fn setup_basic_config() -> ParserConfig<i64> {
[INFO] [stderr]   |               ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `setup_floats_config`
[INFO] [stderr]   --> tests/setup.rs:11:15
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub(crate) fn setup_floats_config() -> ParserConfig<f64> {
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `setup_floats_config`
[INFO] [stderr]   --> tests/setup.rs:11:15
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub(crate) fn setup_floats_config() -> ParserConfig<f64> {
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `setup_basic_config`
[INFO] [stderr]  --> tests/setup.rs:4:15
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub(crate) fn setup_basic_config() -> ParserConfig<i64> {
[INFO] [stderr]   |               ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `setup_floats_config`
[INFO] [stderr]   --> tests/setup.rs:11:15
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub(crate) fn setup_floats_config() -> ParserConfig<f64> {
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.02s
[INFO] running `"docker" "inspect" "3bd8b24efa94bb23d902e9a9895a0162e06b11c3f54f392f3e8ddb322bd47230"`
[INFO] running `"docker" "rm" "-f" "3bd8b24efa94bb23d902e9a9895a0162e06b11c3f54f392f3e8ddb322bd47230"`
[INFO] [stdout] 3bd8b24efa94bb23d902e9a9895a0162e06b11c3f54f392f3e8ddb322bd47230
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8603a6101014cc0e078523bc643f52f5f1a9786d331e071155e1d87b2ae9edd4
[INFO] running `"docker" "start" "-a" "8603a6101014cc0e078523bc643f52f5f1a9786d331e071155e1d87b2ae9edd4"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: function is never used: `setup_floats_config`
[INFO] [stderr]   --> tests/setup.rs:11:15
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub(crate) fn setup_floats_config() -> ParserConfig<f64> {
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `setup_floats_config`
[INFO] [stderr]   --> tests/setup.rs:11:15
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub(crate) fn setup_floats_config() -> ParserConfig<f64> {
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `setup_basic_config`
[INFO] [stderr]  --> tests/setup.rs:4:15
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub(crate) fn setup_basic_config() -> ParserConfig<i64> {
[INFO] [stderr]   |               ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `setup_floats_config`
[INFO] [stderr]   --> tests/setup.rs:11:15
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub(crate) fn setup_floats_config() -> ParserConfig<f64> {
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `setup_floats_config`
[INFO] [stderr]   --> tests/setup.rs:11:15
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub(crate) fn setup_floats_config() -> ParserConfig<f64> {
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `setup_basic_config`
[INFO] [stderr]  --> tests/setup.rs:4:15
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub(crate) fn setup_basic_config() -> ParserConfig<i64> {
[INFO] [stderr]   |               ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `setup_floats_config`
[INFO] [stderr]   --> tests/setup.rs:11:15
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub(crate) fn setup_floats_config() -> ParserConfig<f64> {
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `setup_basic_config`
[INFO] [stderr]  --> tests/setup.rs:4:15
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub(crate) fn setup_basic_config() -> ParserConfig<i64> {
[INFO] [stderr]   |               ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `setup_floats_config`
[INFO] [stderr]   --> tests/setup.rs:11:15
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub(crate) fn setup_floats_config() -> ParserConfig<f64> {
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/expression_parser-c1494bfedddbf6fc
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test error::test::basic_1 ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/basic_arithmetics-439d8a790bfcb215
[INFO] [stdout] test error::test::empty_formula ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test basic_power_3 ... ok
[INFO] [stdout] test basic_power_2 ... ok
[INFO] [stdout] test basic_nospace ... ok
[INFO] [stdout] test basic_mul ... ok
[INFO] [stdout] test basic_add ... ok
[INFO] [stdout] test basic_single_num ... ok
[INFO] [stdout] test basic_div ... ok
[INFO] [stdout] test basic_sub ... ok
[INFO] [stdout] test basic_several ... ok
[INFO] [stdout] test basic_multidigits ... ok
[INFO] [stdout] test basic_power ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/basic_arithmetics_order-be6625083c5c3f09
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test basic_order_4 ... ok
[INFO] [stdout] test basic_order_5 ... ok
[INFO] [stdout] test power_order_1 ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/basic_negative-c5fb8d6bc202e756
[INFO] [stdout] test power_associativity ... ok
[INFO] [stdout] test basic_order_1 ... ok
[INFO] [stdout] test power_order_2 ... ok
[INFO] [stdout] test basic_order_2 ... ok
[INFO] [stdout] test basic_order_3 ... ok
[INFO] [stdout] test power_order_3 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test basic_negative_5 ... ok
[INFO] [stdout] test basic_negative_1 ... ok
[INFO] [stdout] test basic_negative_8 ... ok
[INFO] [stdout] test basic_negative_6 ... ok
[INFO] [stdout] test basic_negative_3 ... ok
[INFO] [stdout] test basic_negative_10 ... ok
[INFO] [stdout] test basic_negative_9 ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/brackets-074aa72336dae782
[INFO] [stdout] test basic_negative_4 ... ok
[INFO] [stdout] test basic_negative_7 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test brackets_2 ... ok
[INFO] [stdout] test brackets_3 ... ok
[INFO] [stdout] test brackets_4 ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/overflow-b49f91f4e07f00f1
[INFO] [stdout] test brackets_1 ... ok
[INFO] [stdout] test brackets_5 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test float_overflow ... ok
[INFO] [stdout] test integer_overflow_2 ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/setup-96267eda10587375
[INFO] [stdout] test max_float ... ok
[INFO] [stdout] test integer_overflow_1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/smallfloats-449354a4501c5c43
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test basic_add ... ok
[INFO] [stdout] test basic_mul ... ok
[INFO] [stdout] test basic_floatshit_2 ... ok
[INFO] [stdout] test basic_floatshit_1 ... ok
[INFO] [stdout] test basic_sub ... ok
[INFO] [stdout] test basic_div ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/unary_numeric_system-1e631eb028ae0a47
[INFO] [stderr]    Doc-tests expression_parser
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test basic_unary_example ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "8603a6101014cc0e078523bc643f52f5f1a9786d331e071155e1d87b2ae9edd4"`
[INFO] running `"docker" "rm" "-f" "8603a6101014cc0e078523bc643f52f5f1a9786d331e071155e1d87b2ae9edd4"`
[INFO] [stdout] 8603a6101014cc0e078523bc643f52f5f1a9786d331e071155e1d87b2ae9edd4