[INFO] cloning repository https://github.com/NaNuNoo/Souffle
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/NaNuNoo/Souffle" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNaNuNoo%2FSouffle", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNaNuNoo%2FSouffle'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e4cbd9c0bd72076dbedda9c4d02dac42959020b0
[INFO] checking NaNuNoo/Souffle against beta-2020-07-24 for pr-75494-beta
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNaNuNoo%2FSouffle" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/NaNuNoo/Souffle on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/NaNuNoo/Souffle
[INFO] finished tweaking git repo https://github.com/NaNuNoo/Souffle
[INFO] tweaked toml for git repo https://github.com/NaNuNoo/Souffle written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/NaNuNoo/Souffle already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ce6634a39c0c1478ce112f82caca6b05a8b9983f3956199b8204ad04e06f9615
[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" "ce6634a39c0c1478ce112f82caca6b05a8b9983f3956199b8204ad04e06f9615", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce6634a39c0c1478ce112f82caca6b05a8b9983f3956199b8204ad04e06f9615", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce6634a39c0c1478ce112f82caca6b05a8b9983f3956199b8204ad04e06f9615", kill_on_drop: false }`
[INFO] [stdout] ce6634a39c0c1478ce112f82caca6b05a8b9983f3956199b8204ad04e06f9615
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=forbid" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 030364cc15200165cf37b4981fad9fb54f36ecbd01516a506ee44b3ece14a6dd
[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" "030364cc15200165cf37b4981fad9fb54f36ecbd01516a506ee44b3ece14a6dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.29
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling log v0.3.8
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling lazy_static v0.2.8
[INFO] [stderr]    Compiling regex-syntax v0.4.1
[INFO] [stderr]     Checking unicode-xid v0.0.3
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]     Checking ipnetwork v0.12.6
[INFO] [stderr]     Checking pnet_macros_support v0.2.0
[INFO] [stderr]     Checking syntex_pos v0.42.0
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling thread_local v0.3.4
[INFO] [stderr]     Checking memchr v1.0.1
[INFO] [stderr]     Checking syntex_errors v0.42.0
[INFO] [stderr]     Checking aho-corasick v0.6.3
[INFO] [stderr]     Checking syntex_syntax v0.42.0
[INFO] [stderr]     Checking regex v0.2.2
[INFO] [stderr]     Checking syntex v0.42.2
[INFO] [stderr]     Checking pnet_macros v0.15.0
[INFO] [stderr]    Compiling pnet v0.19.0
[INFO] [stderr]     Checking souffle v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ArpOperation`
[INFO] [stdout]   --> src/arp/mod.rs:16:64
[INFO] [stdout]    |
[INFO] [stdout] 16 | use self::pnet::packet::arp::{ArpHardwareTypes, ArpOperations, ArpOperation, ArpPacket};
[INFO] [stdout]    |                                                                ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/arp/mod.rs:22:15
[INFO] [stdout]    |
[INFO] [stdout] 22 |   sender: Box<EthernetDataLinkSender>,
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn EthernetDataLinkSender`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/arp/mod.rs:100:20
[INFO] [stdout]     |
[INFO] [stdout] 100 |   sender: &mut Box<EthernetDataLinkSender>,
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn EthernetDataLinkSender`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ArpOperation`
[INFO] [stdout]   --> src/arp/mod.rs:16:64
[INFO] [stdout]    |
[INFO] [stdout] 16 | use self::pnet::packet::arp::{ArpHardwareTypes, ArpOperations, ArpOperation, ArpPacket};
[INFO] [stdout]    |                                                                ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/arp/mod.rs:22:15
[INFO] [stdout]    |
[INFO] [stdout] 22 |   sender: Box<EthernetDataLinkSender>,
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn EthernetDataLinkSender`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/arp/mod.rs:100:20
[INFO] [stdout]     |
[INFO] [stdout] 100 |   sender: &mut Box<EthernetDataLinkSender>,
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn EthernetDataLinkSender`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/arp/mod.rs:40:10
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let (mut sender, _) = match datalink::channel(&interface, Default::default()) {
[INFO] [stdout]    |          ----^^^^^^
[INFO] [stdout]    |          |
[INFO] [stdout]    |          help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/arp/mod.rs:40:10
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let (mut sender, _) = match datalink::channel(&interface, Default::default()) {
[INFO] [stdout]    |          ----^^^^^^
[INFO] [stdout]    |          |
[INFO] [stdout]    |          help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 23s
[INFO] running `Command { std: "docker" "inspect" "030364cc15200165cf37b4981fad9fb54f36ecbd01516a506ee44b3ece14a6dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "030364cc15200165cf37b4981fad9fb54f36ecbd01516a506ee44b3ece14a6dd", kill_on_drop: false }`
[INFO] [stdout] 030364cc15200165cf37b4981fad9fb54f36ecbd01516a506ee44b3ece14a6dd
