[INFO] updating cached repository https://github.com/fizyk20/ageing_sim
[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] 6e540fb8685ec8063ace84fd6227803642ecc32d
[INFO] testing fizyk20/ageing_sim against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffizyk20%2Fageing_sim" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fizyk20/ageing_sim 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/fizyk20/ageing_sim
[INFO] finished tweaking git repo https://github.com/fizyk20/ageing_sim
[INFO] tweaked toml for git repo https://github.com/fizyk20/ageing_sim written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/fizyk20/ageing_sim 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-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" "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] f46ee13e0d9a0923b6e6c9ec7ad0819e7ed374a2a701125f3a4d7a9b0fa2f8e4
[INFO] running `"docker" "start" "-a" "f46ee13e0d9a0923b6e6c9ec7ad0819e7ed374a2a701125f3a4d7a9b0fa2f8e4"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.35
[INFO] [stderr]    Compiling serde v1.0.27
[INFO] [stderr]    Compiling bitflags v1.0.1
[INFO] [stderr]    Compiling itoa v0.3.4
[INFO] [stderr]    Compiling num-traits v0.1.41
[INFO] [stderr]    Compiling ansi_term v0.10.2
[INFO] [stderr]    Compiling tiny-keccak v1.4.0
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling atty v0.2.6
[INFO] [stderr]    Compiling rand v0.3.20
[INFO] [stderr]    Compiling clap v2.29.1
[INFO] [stderr]    Compiling serde_derive_internals v0.19.0
[INFO] [stderr]    Compiling serde_derive v1.0.27
[INFO] [stderr]    Compiling serde_json v1.0.9
[INFO] [stderr]    Compiling ageing_sim v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/network/section.rs:292:20
[INFO] [stderr]     |
[INFO] [stderr] 292 |         for (name, mut node) in &mut section0.nodes {
[INFO] [stderr]     |                    ----^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.44s
[INFO] running `"docker" "inspect" "f46ee13e0d9a0923b6e6c9ec7ad0819e7ed374a2a701125f3a4d7a9b0fa2f8e4"`
[INFO] running `"docker" "rm" "-f" "f46ee13e0d9a0923b6e6c9ec7ad0819e7ed374a2a701125f3a4d7a9b0fa2f8e4"`
[INFO] [stdout] f46ee13e0d9a0923b6e6c9ec7ad0819e7ed374a2a701125f3a4d7a9b0fa2f8e4
[INFO] running `"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" "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] ced7584e96a982347d146d267572c69ae33ae4f94e5eff188073cbac9dd965bc
[INFO] running `"docker" "start" "-a" "ced7584e96a982347d146d267572c69ae33ae4f94e5eff188073cbac9dd965bc"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling ageing_sim v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/network/section.rs:292:20
[INFO] [stderr]     |
[INFO] [stderr] 292 |         for (name, mut node) in &mut section0.nodes {
[INFO] [stderr]     |                    ----^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.95s
[INFO] running `"docker" "inspect" "ced7584e96a982347d146d267572c69ae33ae4f94e5eff188073cbac9dd965bc"`
[INFO] running `"docker" "rm" "-f" "ced7584e96a982347d146d267572c69ae33ae4f94e5eff188073cbac9dd965bc"`
[INFO] [stdout] ced7584e96a982347d146d267572c69ae33ae4f94e5eff188073cbac9dd965bc
[INFO] running `"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" "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] 91e833b5637c7419bbb0db5a5ffe93794f1291d42536679f253f6e188460cee1
[INFO] running `"docker" "start" "-a" "91e833b5637c7419bbb0db5a5ffe93794f1291d42536679f253f6e188460cee1"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/network/section.rs:292:20
[INFO] [stderr]     |
[INFO] [stderr] 292 |         for (name, mut node) in &mut section0.nodes {
[INFO] [stderr]     |                    ----^^^^
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ageing_sim-4b6dbc9205bd0280
[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" "91e833b5637c7419bbb0db5a5ffe93794f1291d42536679f253f6e188460cee1"`
[INFO] running `"docker" "rm" "-f" "91e833b5637c7419bbb0db5a5ffe93794f1291d42536679f253f6e188460cee1"`
[INFO] [stdout] 91e833b5637c7419bbb0db5a5ffe93794f1291d42536679f253f6e188460cee1