[INFO] cloning repository https://github.com/Vishwa-Mozilla/Remote-Settings-Client
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Vishwa-Mozilla/Remote-Settings-Client" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVishwa-Mozilla%2FRemote-Settings-Client", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVishwa-Mozilla%2FRemote-Settings-Client'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8466f4de3f5240616c3d0ec01553fac3a8b9dfc2
[INFO] checking Vishwa-Mozilla/Remote-Settings-Client against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVishwa-Mozilla%2FRemote-Settings-Client" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Vishwa-Mozilla/Remote-Settings-Client on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Vishwa-Mozilla/Remote-Settings-Client
[INFO] finished tweaking git repo https://github.com/Vishwa-Mozilla/Remote-Settings-Client
[INFO] tweaked toml for git repo https://github.com/Vishwa-Mozilla/Remote-Settings-Client written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/mozilla/application-services`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4afb7feac4130fcb62d1fdff4897942ad1402e8bd4faabb31eef2005f36608d2
[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" "4afb7feac4130fcb62d1fdff4897942ad1402e8bd4faabb31eef2005f36608d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4afb7feac4130fcb62d1fdff4897942ad1402e8bd4faabb31eef2005f36608d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4afb7feac4130fcb62d1fdff4897942ad1402e8bd4faabb31eef2005f36608d2", kill_on_drop: false }`
[INFO] [stdout] 4afb7feac4130fcb62d1fdff4897942ad1402e8bd4faabb31eef2005f36608d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 54ed0c5d11fd91e47151cc7f450c728728afacf86ab77f942d4c59314e39871d
[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" "54ed0c5d11fd91e47151cc7f450c728728afacf86ab77f942d4c59314e39871d", kill_on_drop: false }`
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[INFO] [stderr]     Checking hyper v0.13.10
[INFO] [stderr]     Checking viaduct v0.1.0 (https://github.com/mozilla/application-services?rev=v75.2.0#232ee8cc)
[INFO] [stderr]     Checking assert-json-diff v2.0.1
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[INFO] [stderr]     Checking remote-settings-client v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `parse_certificate_chain`
[INFO] [stdout]   --> src/client/signatures/x509.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub fn parse_certificate_chain(pem_bytes: &[u8]) -> Result<Vec<Pem>, X509Error> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_x509_certificate`
[INFO] [stdout]   --> src/client/signatures/x509.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub fn parse_x509_certificate(pem: &Pem) -> Result<X509Certificate, X509Error> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking tokio-tls v0.3.1
[INFO] [stderr]     Checking hyper-tls v0.4.3
[INFO] [stderr]     Checking reqwest v0.10.10
[INFO] [stderr]     Checking viaduct-reqwest v0.1.0 (https://github.com/mozilla/application-services?rev=v75.2.0#232ee8cc)
[INFO] [stderr]    Compiling basic-cookies v0.1.4
[INFO] [stderr]     Checking httpmock v0.5.8
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/client/signatures.rs:221:13
[INFO] [stdout]     |
[INFO] [stdout] 221 |         let mut verifiers: Vec<Box<dyn Verification>> = Vec::new();
[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: function is never used: `parse_x509_certificate`
[INFO] [stdout]   --> src/client/signatures/x509.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub fn parse_x509_certificate(pem: &Pem) -> Result<X509Certificate, X509Error> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6m 30s
[INFO] running `Command { std: "docker" "inspect" "54ed0c5d11fd91e47151cc7f450c728728afacf86ab77f942d4c59314e39871d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54ed0c5d11fd91e47151cc7f450c728728afacf86ab77f942d4c59314e39871d", kill_on_drop: false }`
[INFO] [stdout] 54ed0c5d11fd91e47151cc7f450c728728afacf86ab77f942d4c59314e39871d