[INFO] cloning repository https://github.com/CrimsonAndRed/MyLittleExpression
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CrimsonAndRed/MyLittleExpression" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCrimsonAndRed%2FMyLittleExpression", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCrimsonAndRed%2FMyLittleExpression'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a8a52d50247a09e06ed2c69a7927ba40d942090c
[INFO] testing CrimsonAndRed/MyLittleExpression against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCrimsonAndRed%2FMyLittleExpression" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/CrimsonAndRed/MyLittleExpression on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-4/source/Cargo.toml
[INFO] crate git repo https://github.com/CrimsonAndRed/MyLittleExpression already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--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/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f3b3b33dbf2f43222926a8732fadcf5914778fad8f753719b748ba2fd5551f1f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f3b3b33dbf2f43222926a8732fadcf5914778fad8f753719b748ba2fd5551f1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f3b3b33dbf2f43222926a8732fadcf5914778fad8f753719b748ba2fd5551f1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3b3b33dbf2f43222926a8732fadcf5914778fad8f753719b748ba2fd5551f1f", kill_on_drop: false }`
[INFO] [stdout] f3b3b33dbf2f43222926a8732fadcf5914778fad8f753719b748ba2fd5551f1f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d10954e534dd1db37ea2b4925dacc9c640108f8634dec1d99884767eab47313
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4d10954e534dd1db37ea2b4925dacc9c640108f8634dec1d99884767eab47313", kill_on_drop: false }`
[INFO] [stderr]    Compiling expression_parser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.43s
[INFO] running `Command { std: "docker" "inspect" "4d10954e534dd1db37ea2b4925dacc9c640108f8634dec1d99884767eab47313", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d10954e534dd1db37ea2b4925dacc9c640108f8634dec1d99884767eab47313", kill_on_drop: false }`
[INFO] [stdout] 4d10954e534dd1db37ea2b4925dacc9c640108f8634dec1d99884767eab47313
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 55f40def094d4658ed13d89bf6fa98a5e6a23b4a8faf9113a2cb9ea14ba5783c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "55f40def094d4658ed13d89bf6fa98a5e6a23b4a8faf9113a2cb9ea14ba5783c", kill_on_drop: false }`
[INFO] [stderr]    Compiling expression_parser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.36s
[INFO] running `Command { std: "docker" "inspect" "55f40def094d4658ed13d89bf6fa98a5e6a23b4a8faf9113a2cb9ea14ba5783c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55f40def094d4658ed13d89bf6fa98a5e6a23b4a8faf9113a2cb9ea14ba5783c", kill_on_drop: false }`
[INFO] [stdout] 55f40def094d4658ed13d89bf6fa98a5e6a23b4a8faf9113a2cb9ea14ba5783c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 36575cee128f88d6c78786edee6f707033e1f256ca6d1c55963f5b6e9f322e52
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "36575cee128f88d6c78786edee6f707033e1f256ca6d1c55963f5b6e9f322e52", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/expression_parser-1b7596b37cfd03e5
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/basic_arithmetics-19cb7bb86b42fb40
[INFO] [stdout] running 2 tests
[INFO] [stdout] test error::test::basic_1 ... ok
[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 14 tests
[INFO] [stdout] test basic_add ... ok
[INFO] [stdout] test basic_integer_assosiative_2 ... ok
[INFO] [stdout] test basic_integer_assosiative_1 ... ok
[INFO] [stdout] test basic_div ... ok
[INFO] [stdout] test basic_mul ... ok
[INFO] [stdout] test basic_power ... ok
[INFO] [stdout] test basic_nospace ... ok
[INFO] [stdout] test basic_power_2 ... ok
[INFO] [stdout] test basic_power_3 ... ok
[INFO] [stdout] test basic_multidigits ... ok
[INFO] [stdout] test basic_integer_assosiative_3 ... ok
[INFO] [stdout] test basic_single_num ... ok
[INFO] [stdout] test basic_sub ... ok
[INFO] [stdout] test basic_several ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/basic_arithmetics_order-3cace2fdf483506e
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test basic_order_4 ... ok
[INFO] [stdout] test basic_order_1 ... ok
[INFO] [stdout] test basic_order_2 ... ok
[INFO] [stdout] test basic_order_3 ... ok
[INFO] [stdout] test power_order_1 ... ok
[INFO] [stdout] test basic_order_5 ... ok
[INFO] [stdout] test power_order_2 ... ok
[INFO] [stdout] test power_order_3 ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/basic_negative-e03f028df9c3245e
[INFO] [stdout] test power_associativity ... 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_9 ... ok
[INFO] [stdout] test basic_negative_3 ... ok
[INFO] [stdout] test basic_negative_10 ... ok
[INFO] [stdout] test basic_negative_1 ... ok
[INFO] [stdout] test basic_negative_8 ... ok
[INFO] [stdout] test basic_negative_4 ... ok
[INFO] [stdout] test basic_negative_6 ... ok
[INFO] [stdout] test basic_negative_7 ... ok
[INFO] [stdout] test basic_negative_5 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/big_integer-0d0a48620e45755e
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/brackets-b24f4fe7ccdaa900
[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 5 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/overflow-c0c2cc3f15a5804e
[INFO] [stdout] test brackets_3 ... ok
[INFO] [stdout] test brackets_4 ... ok
[INFO] [stdout] test brackets_1 ... ok
[INFO] [stdout] test brackets_2 ... 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_1 ... ok
[INFO] [stdout] test integer_overflow_2 ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/setup-62bd7424d1d5bde3
[INFO] [stdout] test max_float ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 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] [stderr]      Running /opt/rustwide/target/debug/deps/smallfloats-73e798da633cbcfc
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test basic_div ... ok
[INFO] [stdout] test basic_add ... ok
[INFO] [stdout] test basic_floatshit_2 ... ok
[INFO] [stdout] test basic_sub ... ok
[INFO] [stdout] test basic_mul ... ok
[INFO] [stdout] test basic_floatshit_1 ... 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-af244e710231ef48
[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] [stderr]      Running /opt/rustwide/target/debug/deps/variables-6d8ef9ec8a834a8b
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stderr]    Doc-tests expression_parser
[INFO] [stdout] test basic_add ... ok
[INFO] [stdout] test several_variables ... ok
[INFO] [stdout] test same_variable ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 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 `Command { std: "docker" "inspect" "36575cee128f88d6c78786edee6f707033e1f256ca6d1c55963f5b6e9f322e52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36575cee128f88d6c78786edee6f707033e1f256ca6d1c55963f5b6e9f322e52", kill_on_drop: false }`
[INFO] [stdout] 36575cee128f88d6c78786edee6f707033e1f256ca6d1c55963f5b6e9f322e52