[INFO] cloning repository https://github.com/xeenypl/crab
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xeenypl/crab" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxeenypl%2Fcrab", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxeenypl%2Fcrab'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0ad2998fc21fcfa16a87a2c6c9e123a4809151b5
[INFO] testing xeenypl/crab against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxeenypl%2Fcrab" "/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/xeenypl/crab 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/xeenypl/crab
[INFO] finished tweaking git repo https://github.com/xeenypl/crab
[INFO] tweaked toml for git repo https://github.com/xeenypl/crab written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/xeenypl/crab 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]     Updating crates.io index
[INFO] [stderr] error: the lock file /workspace/builds/worker-4/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded procedural-masquerade v0.1.7
[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" "MAP_USER_ID=0" "-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" "--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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0924d6b3f14f0e300798b0754e0aca127cd4ea22671941496545172bc169c31e
[INFO] running `Command { std: "docker" "start" "-a" "0924d6b3f14f0e300798b0754e0aca127cd4ea22671941496545172bc169c31e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0924d6b3f14f0e300798b0754e0aca127cd4ea22671941496545172bc169c31e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0924d6b3f14f0e300798b0754e0aca127cd4ea22671941496545172bc169c31e", kill_on_drop: false }`
[INFO] [stdout] 0924d6b3f14f0e300798b0754e0aca127cd4ea22671941496545172bc169c31e
[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" "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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f19dad33e83fbe2cbaa02284f9f2fe96d19055a807ba545bc3731a64d9b517e
[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" "6f19dad33e83fbe2cbaa02284f9f2fe96d19055a807ba545bc3731a64d9b517e", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling siphasher v0.3.3
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling string_cache_shared v0.3.0
[INFO] [stderr]    Compiling mac v0.1.1
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling utf-8 v0.7.5
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling dtoa v0.4.6
[INFO] [stderr]    Compiling procedural-masquerade v0.1.7
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]    Compiling tinyvec v0.3.3
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling adler v0.2.3
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling thin-slice v0.1.1
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling ego-tree v0.6.2
[INFO] [stderr]    Compiling futf v0.1.4
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.0
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling dtoa-short v0.3.2
[INFO] [stderr]    Compiling servo_arc v0.1.1
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]    Compiling phf v0.8.0
[INFO] [stderr]    Compiling string_cache v0.8.0
[INFO] [stderr]    Compiling clap v2.33.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling tendril v0.4.1
[INFO] [stderr]    Compiling unicode-normalization v0.1.13
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling http v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling flate2 v1.0.16
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling string_cache_codegen v0.4.4
[INFO] [stderr]    Compiling selectors v0.21.0
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]    Compiling string_cache v0.7.5
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.1
[INFO] [stderr]    Compiling attohttpc v0.12.0
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling cssparser v0.25.9
[INFO] [stderr]    Compiling cssparser-macros v0.3.6
[INFO] [stderr]    Compiling html5ever v0.25.1
[INFO] [stderr]    Compiling html5ever v0.24.1
[INFO] [stderr]    Compiling markup5ever v0.10.0
[INFO] [stderr]    Compiling markup5ever v0.9.0
[INFO] [stderr]    Compiling xml5ever v0.16.1
[INFO] [stderr]    Compiling markup5ever_rcdom v0.1.0
[INFO] [stderr]    Compiling scraper v0.11.0
[INFO] [stderr]    Compiling crab v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `post`
[INFO] [stdout]  --> src/get_content.rs:7:24
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn get(name: &str, post: Option<&str>) -> String {
[INFO] [stdout]   |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_post`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 48s
[INFO] running `Command { std: "docker" "inspect" "6f19dad33e83fbe2cbaa02284f9f2fe96d19055a807ba545bc3731a64d9b517e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f19dad33e83fbe2cbaa02284f9f2fe96d19055a807ba545bc3731a64d9b517e", kill_on_drop: false }`
[INFO] [stdout] 6f19dad33e83fbe2cbaa02284f9f2fe96d19055a807ba545bc3731a64d9b517e
[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" "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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 91aec0b6495d3a26903a8212f9a06af50adc622b806746e75d2a71194d1fb31b
[INFO] running `Command { std: "docker" "start" "-a" "91aec0b6495d3a26903a8212f9a06af50adc622b806746e75d2a71194d1fb31b", kill_on_drop: false }`
[INFO] [stderr]    Compiling crab v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `post`
[INFO] [stdout]  --> src/get_content.rs:7:24
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn get(name: &str, post: Option<&str>) -> String {
[INFO] [stdout]   |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_post`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.24s
[INFO] running `Command { std: "docker" "inspect" "91aec0b6495d3a26903a8212f9a06af50adc622b806746e75d2a71194d1fb31b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91aec0b6495d3a26903a8212f9a06af50adc622b806746e75d2a71194d1fb31b", kill_on_drop: false }`
[INFO] [stdout] 91aec0b6495d3a26903a8212f9a06af50adc622b806746e75d2a71194d1fb31b
[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" "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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1327fa047946dd68480a0406b61851f75c74da2f59323f3a24fef7743ac1ebca
[INFO] running `Command { std: "docker" "start" "-a" "1327fa047946dd68480a0406b61851f75c74da2f59323f3a24fef7743ac1ebca", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `post`
[INFO] [stderr]  --> src/get_content.rs:7:24
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub fn get(name: &str, post: Option<&str>) -> String {
[INFO] [stderr]   |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_post`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.41s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/crab-bfd1caf41cd0c707
[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" "1327fa047946dd68480a0406b61851f75c74da2f59323f3a24fef7743ac1ebca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1327fa047946dd68480a0406b61851f75c74da2f59323f3a24fef7743ac1ebca", kill_on_drop: false }`
[INFO] [stdout] 1327fa047946dd68480a0406b61851f75c74da2f59323f3a24fef7743ac1ebca