[INFO] fetching crate qc 1.0.0...
[INFO] testing qc-1.0.0 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate qc 1.0.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate qc 1.0.0 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 crates.io crate qc 1.0.0
[INFO] finished tweaking crates.io crate qc 1.0.0
[INFO] tweaked toml for crates.io crate qc 1.0.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate qc 1.0.0 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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 5e33af3884cbdbf866b4336fee956f539dbe4bda125f85fd8aad18afbd2c0224
[INFO] running `"docker" "start" "-a" "5e33af3884cbdbf866b4336fee956f539dbe4bda125f85fd8aad18afbd2c0224"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling rustversion v1.0.2
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling proc-macro-error v0.4.8
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.8
[INFO] [stderr]    Compiling structopt-derive v0.4.2
[INFO] [stderr]    Compiling structopt v0.3.9
[INFO] [stderr]    Compiling qc v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.71s
[INFO] running `"docker" "inspect" "5e33af3884cbdbf866b4336fee956f539dbe4bda125f85fd8aad18afbd2c0224"`
[INFO] running `"docker" "rm" "-f" "5e33af3884cbdbf866b4336fee956f539dbe4bda125f85fd8aad18afbd2c0224"`
[INFO] [stdout] 5e33af3884cbdbf866b4336fee956f539dbe4bda125f85fd8aad18afbd2c0224
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 82be58caa9fd58a28be6889513548f334df97228f2a2d46c5421023a10671d86
[INFO] running `"docker" "start" "-a" "82be58caa9fd58a28be6889513548f334df97228f2a2d46c5421023a10671d86"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling qc v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.10s
[INFO] running `"docker" "inspect" "82be58caa9fd58a28be6889513548f334df97228f2a2d46c5421023a10671d86"`
[INFO] running `"docker" "rm" "-f" "82be58caa9fd58a28be6889513548f334df97228f2a2d46c5421023a10671d86"`
[INFO] [stdout] 82be58caa9fd58a28be6889513548f334df97228f2a2d46c5421023a10671d86
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] f539b2b2a79fadb89c375ceb47e1a957e04c91f9377c20fe509ed3455764e196
[INFO] running `"docker" "start" "-a" "f539b2b2a79fadb89c375ceb47e1a957e04c91f9377c20fe509ed3455764e196"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.91s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/qc-1c82d9713ecae7e3
[INFO] [stdout] 
[INFO] [stdout] running 37 tests
[INFO] [stdout] test tests::add_all_three_args ... ok
[INFO] [stdout] test tests::endian_all_two_args_4_bytes ... ok
[INFO] [stdout] test tests::div_two_args ... ok
[INFO] [stdout] test tests::div_three_args ... ok
[INFO] [stdout] test tests::endian_negative_10 ... ok
[INFO] [stdout] test tests::add_three_args ... ok
[INFO] [stdout] test tests::endian_one_arg_8_bytes_0 ... ok
[INFO] [stdout] test tests::endian_0 ... ok
[INFO] [stdout] test tests::add_two_mul_two ... ok
[INFO] [stdout] test tests::add_underflow ... ok
[INFO] [stdout] test tests::div_all_two_args ... ok
[INFO] [stdout] test tests::add_three_mul_two ... ok
[INFO] [stdout] test tests::add_two_args ... ok
[INFO] [stdout] test tests::endian_all_two_args_8_bytes_1 ... ok
[INFO] [stdout] test tests::lex_args ... ok
[INFO] [stdout] test tests::lex_blank ... ok
[INFO] [stdout] test tests::lex_empty ... ok
[INFO] [stdout] test tests::mul_three_args ... ok
[INFO] [stdout] test tests::add_all_two_args ... ok
[INFO] [stdout] test tests::mul_all_two_args ... ok
[INFO] [stdout] test tests::endian_one_arg_8_bytes_2 ... ok
[INFO] [stdout] test tests::pop_empty ... ok
[INFO] [stdout] test tests::sub_all_two_args ... ok
[INFO] [stdout] test tests::sub_all_three_args ... ok
[INFO] [stdout] test tests::endian_single_byte_no_op ... ok
[INFO] [stdout] test tests::endian_one_args_1 ... ok
[INFO] [stdout] test tests::endian_swap_suffix ... ok
[INFO] [stdout] test tests::endian_one_args_0 ... ok
[INFO] [stdout] test tests::mul_two_args ... ok
[INFO] [stdout] test tests::lex_word ... ok
[INFO] [stdout] test tests::endian_one_arg_8_bytes_1 ... ok
[INFO] [stdout] test tests::endian_single_byte ... ok
[INFO] [stdout] test tests::mul_all_three_args ... ok
[INFO] [stdout] test tests::div_all_three_args ... ok
[INFO] [stdout] test tests::sub_three_args ... ok
[INFO] [stdout] test tests::sub_two_args ... ok
[INFO] [stdout] test tests::endian_all_two_args_8_bytes_0 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 37 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "f539b2b2a79fadb89c375ceb47e1a957e04c91f9377c20fe509ed3455764e196"`
[INFO] running `"docker" "rm" "-f" "f539b2b2a79fadb89c375ceb47e1a957e04c91f9377c20fe509ed3455764e196"`
[INFO] [stdout] f539b2b2a79fadb89c375ceb47e1a957e04c91f9377c20fe509ed3455764e196