[INFO] cloning repository https://github.com/jeffrade/slackrypt
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jeffrade/slackrypt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeffrade%2Fslackrypt", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeffrade%2Fslackrypt'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 981e49c78a118257037adc2c594e6bb1a1164c51
[INFO] checking jeffrade/slackrypt against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeffrade%2Fslackrypt" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jeffrade/slackrypt on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jeffrade/slackrypt
[INFO] finished tweaking git repo https://github.com/jeffrade/slackrypt
[INFO] tweaked toml for git repo https://github.com/jeffrade/slackrypt written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/jeffrade/slackrypt already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/RustCrypto/RSA`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded crc24 v0.1.6
[INFO] [stderr]   Downloaded num-bigint-dig v0.6.0
[INFO] [stderr]   Downloaded slack v0.25.0
[INFO] [stderr]   Downloaded slack_api v0.23.1
[INFO] [stderr]   Downloaded fltk-derive v0.6.9
[INFO] [stderr]   Downloaded fltk v0.6.9
[INFO] [stderr]   Downloaded fltk-sys v0.6.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "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] 368c0b240ab17a70a5b1561d7055b55fdce6811a1b34f178209e9e9cbe23e3e9
[INFO] running `Command { std: "docker" "start" "-a" "368c0b240ab17a70a5b1561d7055b55fdce6811a1b34f178209e9e9cbe23e3e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "368c0b240ab17a70a5b1561d7055b55fdce6811a1b34f178209e9e9cbe23e3e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "368c0b240ab17a70a5b1561d7055b55fdce6811a1b34f178209e9e9cbe23e3e9", kill_on_drop: false }`
[INFO] [stdout] 368c0b240ab17a70a5b1561d7055b55fdce6811a1b34f178209e9e9cbe23e3e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--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] 6c232f646a6935e12a2a29e8b39ed84b80b651aba085fbc36458f96a02892c5e
[INFO] running `Command { std: "docker" "start" "-a" "6c232f646a6935e12a2a29e8b39ed84b80b651aba085fbc36458f96a02892c5e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.21
[INFO] [stderr]    Compiling syn v1.0.41
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]     Checking arc-swap v0.4.7
[INFO] [stderr]     Checking hashbrown v0.9.0
[INFO] [stderr]     Checking subtle v2.3.0
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking smallvec v1.4.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling base64 v0.12.3
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling state v0.4.2
[INFO] [stderr]    Compiling slack v0.25.0
[INFO] [stderr]    Compiling crc24 v0.1.6
[INFO] [stderr]     Checking json v0.12.4
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling miniz_oxide v0.4.2
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling cmake v0.1.44
[INFO] [stderr]    Compiling pear_codegen v0.1.4
[INFO] [stderr]    Compiling rocket_codegen v0.4.6
[INFO] [stderr]    Compiling rocket v0.4.6
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking tracing-core v0.1.16
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking encoding_rs v0.8.24
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking net2 v0.2.35
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]     Checking signal-hook-registry v1.2.1
[INFO] [stderr]     Checking socket2 v0.3.15
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking filetime v0.2.14
[INFO] [stderr]     Checking indexmap v1.6.0
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling num-bigint-dig v0.6.0
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking universal-hash v0.3.0
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling libsqlite3-sys v0.18.0
[INFO] [stderr]     Checking inotify v0.7.1
[INFO] [stderr]    Compiling fltk-sys v0.6.9
[INFO] [stderr]     Checking block-modes v0.3.3
[INFO] [stderr]    Compiling polyval v0.3.3
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]     Checking input_buffer v0.2.0
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking num-iter v0.1.41
[INFO] [stderr]    Compiling ghash v0.2.3
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking flate2 v1.0.17
[INFO] [stderr]     Checking pem v0.7.0
[INFO] [stderr]     Checking rusqlite v0.23.1
[INFO] [stderr]     Checking async-compression v0.3.5
[INFO] [stderr]     Checking simple_asn1 v0.4.1
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling devise_core v0.2.0
[INFO] [stderr]    Compiling zeroize_derive v1.0.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling fltk-derive v0.6.9
[INFO] [stderr]    Compiling devise_codegen v0.2.0
[INFO] [stderr]     Checking zeroize v1.1.0
[INFO] [stderr]     Checking aes-gcm v0.5.0
[INFO] [stderr]     Checking cookie v0.11.3
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]    Compiling devise v0.2.0
[INFO] [stderr]     Checking pin-project v0.4.23
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]    Compiling pear v0.1.4
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking tracing v0.1.19
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking simple_logger v1.11.0
[INFO] [stderr]    Compiling hyper v0.10.16
[INFO] [stderr]     Checking tungstenite v0.9.2
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking notify v4.0.15
[INFO] [stderr]     Checking rsa v0.2.0 (https://github.com/RustCrypto/RSA?rev=94ce39d9b7f10eb8da9fa197646663c90b96176c#94ce39d9)
[INFO] [stderr]    Compiling rocket_http v0.4.6
[INFO] [stderr]     Checking fltk v0.6.9
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-tls v0.3.1
[INFO] [stderr]     Checking h2 v0.2.6
[INFO] [stderr]     Checking hyper v0.13.7
[INFO] [stderr]     Checking rocket_contrib v0.4.6
[INFO] [stderr]     Checking hyper-tls v0.4.3
[INFO] [stderr]     Checking reqwest v0.10.8
[INFO] [stderr]     Checking slack_api v0.23.1
[INFO] [stderr]     Checking slackrypt-client v0.3.0 (/opt/rustwide/workdir/client)
[INFO] [stdout] warning: function is never used: `upsert_property`
[INFO] [stdout]   --> client/src/prop.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub fn upsert_property(key: &str, new_value: &str) -> Result<(), Error> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `write_properties`
[INFO] [stdout]   --> client/src/prop.rs:58:4
[INFO] [stdout]    |
[INFO] [stdout] 58 | fn write_properties(props: HashMap<String, String>) -> Result<(), Error> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `load_contents_from_file`
[INFO] [stdout]   --> client/src/io.rs:47:8
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub fn load_contents_from_file(file_name: &str) -> Result<String> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `upsert_property`
[INFO] [stdout]   --> client/src/prop.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub fn upsert_property(key: &str, new_value: &str) -> Result<(), Error> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `write_properties`
[INFO] [stdout]   --> client/src/prop.rs:58:4
[INFO] [stdout]    |
[INFO] [stdout] 58 | fn write_properties(props: HashMap<String, String>) -> Result<(), Error> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking slackrypt-server v0.1.0 (/opt/rustwide/workdir/server)
[INFO] [stdout] warning: field is never read: `user_id`
[INFO] [stdout]   --> server/src/slack.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     user_id: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `user_id`
[INFO] [stdout]   --> server/src/slack.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     user_id: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` 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 4m 55s
[INFO] running `Command { std: "docker" "inspect" "6c232f646a6935e12a2a29e8b39ed84b80b651aba085fbc36458f96a02892c5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c232f646a6935e12a2a29e8b39ed84b80b651aba085fbc36458f96a02892c5e", kill_on_drop: false }`
[INFO] [stdout] 6c232f646a6935e12a2a29e8b39ed84b80b651aba085fbc36458f96a02892c5e