[INFO] updating cached repository https://github.com/tychobrailleur/rusty-sandbox
[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] c4e5943acd20a96518287950a135d72d3bd5fae0
[INFO] testing tychobrailleur/rusty-sandbox against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftychobrailleur%2Frusty-sandbox" "/workspace/builds/worker-9/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tychobrailleur/rusty-sandbox 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/tychobrailleur/rusty-sandbox
[INFO] finished tweaking git repo https://github.com/tychobrailleur/rusty-sandbox
[INFO] tweaked toml for git repo https://github.com/tychobrailleur/rusty-sandbox written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/tychobrailleur/rusty-sandbox 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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 79116ddf6d4703b19690c0d996f5cb7319043bbea3b71749ed0c3d1c250c289c
[INFO] running `"docker" "start" "-a" "79116ddf6d4703b19690c0d996f5cb7319043bbea3b71749ed0c3d1c250c289c"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling sha2 v0.8.0
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-bigint v0.2.2
[INFO] [stderr]    Compiling num v0.2.0
[INFO] [stderr]    Compiling rusty-sandbox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'rand::prng::chacha::ChaChaRng::new_unseeded': use the FromEntropy or SeedableRng trait
[INFO] [stderr]   --> src/bin/random.rs:39:18
[INFO] [stderr]    |
[INFO] [stderr] 39 |     let mut ra = ChaChaRng::new_unseeded();
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.41s
[INFO] running `"docker" "inspect" "79116ddf6d4703b19690c0d996f5cb7319043bbea3b71749ed0c3d1c250c289c"`
[INFO] running `"docker" "rm" "-f" "79116ddf6d4703b19690c0d996f5cb7319043bbea3b71749ed0c3d1c250c289c"`
[INFO] [stdout] 79116ddf6d4703b19690c0d996f5cb7319043bbea3b71749ed0c3d1c250c289c
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 478a9017358f9186ef38db2fc8ef65d250a3c38090ea58059fdffe5efa7ed49c
[INFO] running `"docker" "start" "-a" "478a9017358f9186ef38db2fc8ef65d250a3c38090ea58059fdffe5efa7ed49c"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling rusty-sandbox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'rand::prng::chacha::ChaChaRng::new_unseeded': use the FromEntropy or SeedableRng trait
[INFO] [stderr]   --> src/bin/random.rs:39:18
[INFO] [stderr]    |
[INFO] [stderr] 39 |     let mut ra = ChaChaRng::new_unseeded();
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `"docker" "inspect" "478a9017358f9186ef38db2fc8ef65d250a3c38090ea58059fdffe5efa7ed49c"`
[INFO] running `"docker" "rm" "-f" "478a9017358f9186ef38db2fc8ef65d250a3c38090ea58059fdffe5efa7ed49c"`
[INFO] [stdout] 478a9017358f9186ef38db2fc8ef65d250a3c38090ea58059fdffe5efa7ed49c
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 949caac5513da81125c7fe852ff8b820d4832c0b083d5a11430bcdf95cf1d2dc
[INFO] running `"docker" "start" "-a" "949caac5513da81125c7fe852ff8b820d4832c0b083d5a11430bcdf95cf1d2dc"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: use of deprecated item 'rand::prng::chacha::ChaChaRng::new_unseeded': use the FromEntropy or SeedableRng trait
[INFO] [stderr]   --> src/bin/random.rs:39:18
[INFO] [stderr]    |
[INFO] [stderr] 39 |     let mut ra = ChaChaRng::new_unseeded();
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/random-a84fa1f8afc2aa2c
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rusty_sandbox-12b1f13916a8120c
[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] [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" "949caac5513da81125c7fe852ff8b820d4832c0b083d5a11430bcdf95cf1d2dc"`
[INFO] running `"docker" "rm" "-f" "949caac5513da81125c7fe852ff8b820d4832c0b083d5a11430bcdf95cf1d2dc"`
[INFO] [stdout] 949caac5513da81125c7fe852ff8b820d4832c0b083d5a11430bcdf95cf1d2dc