[INFO] cloning repository https://github.com/robo9k/mattermost-slash-meme
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/robo9k/mattermost-slash-meme" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobo9k%2Fmattermost-slash-meme", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobo9k%2Fmattermost-slash-meme'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 82cd6bc54912b973d017f2f489931bc0f6d56d16
[INFO] testing robo9k/mattermost-slash-meme against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobo9k%2Fmattermost-slash-meme" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/robo9k/mattermost-slash-meme on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/robo9k/mattermost-slash-meme
[INFO] finished tweaking git repo https://github.com/robo9k/mattermost-slash-meme
[INFO] tweaked toml for git repo https://github.com/robo9k/mattermost-slash-meme written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/robo9k/mattermost-slash-meme already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/clap-rs/clap/`
[INFO] [stderr]     Updating git repository `https://github.com/robo9k/clap-socketaddr`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded data-encoding v2.2.0
[INFO] [stderr]   Downloaded warp v0.2.2
[INFO] [stderr]   Downloaded tokio-tungstenite v0.10.1
[INFO] [stderr]   Downloaded tungstenite v0.10.1
[INFO] [stderr]   Downloaded tracing-subscriber v0.2.5
[INFO] [stderr]   Downloaded serde_qs v0.5.2
[INFO] [stderr]   Downloaded imgflip v0.1.0
[INFO] [stderr]   Downloaded http-api-problem v0.17.0
[INFO] running `Command { std: "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" "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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 21988952c83b67e2933861e0013aeebf0a938045414082d10c87831dbfa8de9e
[INFO] running `Command { std: "docker" "start" "-a" "21988952c83b67e2933861e0013aeebf0a938045414082d10c87831dbfa8de9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "21988952c83b67e2933861e0013aeebf0a938045414082d10c87831dbfa8de9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21988952c83b67e2933861e0013aeebf0a938045414082d10c87831dbfa8de9e", kill_on_drop: false }`
[INFO] [stdout] 21988952c83b67e2933861e0013aeebf0a938045414082d10c87831dbfa8de9e
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7b454357afc978cc1df86b72e4431884ae1e5979e22f49dce67bb9f6ad231afe
[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" "7b454357afc978cc1df86b72e4431884ae1e5979e22f49dce67bb9f6ad231afe", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling syn v1.0.17
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[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling futures-core v0.3.4
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling proc-macro-nested v0.1.4
[INFO] [stderr]    Compiling futures-sink v0.3.4
[INFO] [stderr]    Compiling proc-macro-hack v0.5.15
[INFO] [stderr]    Compiling pin-project-lite v0.1.4
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling futures-task v0.3.4
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling pin-utils v0.1.0-alpha.4
[INFO] [stderr]    Compiling futures-io v0.3.4
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]    Compiling openssl v0.10.28
[INFO] [stderr]    Compiling try-lock v0.2.2
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling base64 v0.11.0
[INFO] [stderr]    Compiling tower-service v0.3.0
[INFO] [stderr]    Compiling native-tls v0.2.4
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[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling encoding_rs v0.8.22
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.2
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[INFO] [stderr]    Compiling base64 v0.12.0
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[INFO] [stderr]    Compiling ansi_term v0.12.1
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[INFO] [stderr]    Compiling urlencoding v1.0.0
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling data-encoding v2.2.0
[INFO] [stderr]    Compiling scoped-tls v1.0.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling input_buffer v0.3.1
[INFO] [stderr]    Compiling tracing-core v0.1.10
[INFO] [stderr]    Compiling sharded-slab v0.0.9
[INFO] [stderr]    Compiling http v0.2.1
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling futures-channel v0.3.4
[INFO] [stderr]    Compiling unicode-normalization v0.1.12
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.12
[INFO] [stderr]    Compiling proc-macro-error v0.4.12
[INFO] [stderr]    Compiling error-chain v0.12.2
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling openssl-sys v0.9.54
[INFO] [stderr]    Compiling backtrace-sys v0.1.35
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling aho-corasick v0.7.10
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[INFO] [stderr]    Compiling buf_redux v0.8.4
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[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling tracing-log v0.1.1
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling quote v1.0.3
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[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling http-body v0.3.1
[INFO] [stderr]    Compiling headers-core v0.2.0
[INFO] [stderr]    Compiling regex v1.3.6
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling backtrace v0.3.46
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling sha-1 v0.8.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling headers v0.3.2
[INFO] [stderr]    Compiling matchers v0.0.1
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling chrono v0.4.11
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling mime_guess v1.8.8
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling pretty_env_logger v0.3.1
[INFO] [stderr]    Compiling multipart v0.16.1
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling pin-project-internal v0.4.8
[INFO] [stderr]    Compiling thiserror-impl v1.0.15
[INFO] [stderr]    Compiling tracing-attributes v0.1.7
[INFO] [stderr]    Compiling tokio v0.2.16
[INFO] [stderr]    Compiling futures-util v0.3.4
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.1 (https://github.com/clap-rs/clap/#d210b9fc)
[INFO] [stderr]    Compiling tracing v0.1.13
[INFO] [stderr]    Compiling thiserror v1.0.15
[INFO] [stderr]    Compiling pin-project v0.4.8
[INFO] [stderr]    Compiling futures-executor v0.3.4
[INFO] [stderr]    Compiling futures v0.3.4
[INFO] [stderr]    Compiling clap v3.0.0-beta.1 (https://github.com/clap-rs/clap/#d210b9fc)
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling tokio-tls v0.3.0
[INFO] [stderr]    Compiling h2 v0.2.4
[INFO] [stderr]    Compiling clap-socketaddr v0.1.0 (https://github.com/robo9k/clap-socketaddr#ac668bd5)
[INFO] [stderr]    Compiling hyper v0.13.4
[INFO] [stderr]    Compiling hyper-tls v0.4.1
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]    Compiling serde_json v1.0.51
[INFO] [stderr]    Compiling tracing-serde v0.1.1
[INFO] [stderr]    Compiling serde_qs v0.5.2
[INFO] [stderr]    Compiling serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling tungstenite v0.10.1
[INFO] [stderr]    Compiling reqwest v0.10.4
[INFO] [stderr]    Compiling tracing-subscriber v0.2.5
[INFO] [stderr]    Compiling tokio-tungstenite v0.10.1
[INFO] [stderr]    Compiling warp v0.2.2
[INFO] [stderr]    Compiling imgflip v0.1.0
[INFO] [stderr]    Compiling http-api-problem v0.17.0
[INFO] [stderr]    Compiling mattermost-slash-meme v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `res`
[INFO] [stdout]    --> src/main.rs:211:9
[INFO] [stdout]     |
[INFO] [stdout] 211 |     let res = client
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[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 3m 42s
[INFO] running `Command { std: "docker" "inspect" "7b454357afc978cc1df86b72e4431884ae1e5979e22f49dce67bb9f6ad231afe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b454357afc978cc1df86b72e4431884ae1e5979e22f49dce67bb9f6ad231afe", kill_on_drop: false }`
[INFO] [stdout] 7b454357afc978cc1df86b72e4431884ae1e5979e22f49dce67bb9f6ad231afe
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9a8a834614a79233badfadf4d72c4b50865669fcb276405236d0c94a3e2474f8
[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" "9a8a834614a79233badfadf4d72c4b50865669fcb276405236d0c94a3e2474f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling mattermost-slash-meme v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `res`
[INFO] [stdout]    --> src/main.rs:211:9
[INFO] [stdout]     |
[INFO] [stdout] 211 |     let res = client
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[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 1.98s
[INFO] running `Command { std: "docker" "inspect" "9a8a834614a79233badfadf4d72c4b50865669fcb276405236d0c94a3e2474f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a8a834614a79233badfadf4d72c4b50865669fcb276405236d0c94a3e2474f8", kill_on_drop: false }`
[INFO] [stdout] 9a8a834614a79233badfadf4d72c4b50865669fcb276405236d0c94a3e2474f8
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 065a4b89c4f4ff51b2fd1193848172b3b6f48354b050fbd098a85110eceb18bc
[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" "065a4b89c4f4ff51b2fd1193848172b3b6f48354b050fbd098a85110eceb18bc", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `res`
[INFO] [stderr]    --> src/main.rs:211:9
[INFO] [stderr]     |
[INFO] [stderr] 211 |     let res = client
[INFO] [stderr]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[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 0.22s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mattermost_slash_meme-39007c152f7b9932
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "065a4b89c4f4ff51b2fd1193848172b3b6f48354b050fbd098a85110eceb18bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "065a4b89c4f4ff51b2fd1193848172b3b6f48354b050fbd098a85110eceb18bc", kill_on_drop: false }`
[INFO] [stdout] 065a4b89c4f4ff51b2fd1193848172b3b6f48354b050fbd098a85110eceb18bc