[INFO] cloning repository https://github.com/copumpkin/rustnapshotter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/copumpkin/rustnapshotter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcopumpkin%2Frustnapshotter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcopumpkin%2Frustnapshotter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9a1d0f5ef94cec679c4235eef0d08584875bb787
[INFO] checking copumpkin/rustnapshotter against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcopumpkin%2Frustnapshotter" "/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/copumpkin/rustnapshotter on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/copumpkin/rustnapshotter
[INFO] finished tweaking git repo https://github.com/copumpkin/rustnapshotter
[INFO] tweaked toml for git repo https://github.com/copumpkin/rustnapshotter written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/copumpkin/rustnapshotter already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d7039ea6d5b09350cc7a43185b30e367f8bf365680d781300fdd2c83f0cb516b
[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" "d7039ea6d5b09350cc7a43185b30e367f8bf365680d781300fdd2c83f0cb516b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d7039ea6d5b09350cc7a43185b30e367f8bf365680d781300fdd2c83f0cb516b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7039ea6d5b09350cc7a43185b30e367f8bf365680d781300fdd2c83f0cb516b", kill_on_drop: false }`
[INFO] [stdout] d7039ea6d5b09350cc7a43185b30e367f8bf365680d781300fdd2c83f0cb516b
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1cfc58de83a8a0a2a745963f6170b512d22a8b3cc7882db285b4dcbcf65b0fb8
[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" "1cfc58de83a8a0a2a745963f6170b512d22a8b3cc7882db285b4dcbcf65b0fb8", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.88
[INFO] [stderr]    Compiling openssl v0.10.16
[INFO] [stderr]     Checking json v0.11.13
[INFO] [stderr]    Compiling openssl-sys v0.9.40
[INFO] [stderr]     Checking dirs v1.0.4
[INFO] [stderr]    Compiling rusoto_core v0.36.0
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]     Checking tokio-io v0.1.11
[INFO] [stderr]     Checking http v0.1.15
[INFO] [stderr]    Compiling serde_derive v1.0.88
[INFO] [stderr]     Checking rand_pcg v0.1.1
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]    Compiling native-tls v0.2.2
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking tokio-reactor v0.1.8
[INFO] [stderr]     Checking crossbeam v0.6.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.11
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking h2 v0.1.16
[INFO] [stderr]     Checking tokio-fs v0.1.5
[INFO] [stderr]     Checking tokio v0.1.15
[INFO] [stderr]     Checking tokio-core v0.1.17
[INFO] [stderr]     Checking hyper v0.12.24
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking serde_json v1.0.38
[INFO] [stderr]     Checking serde_urlencoded v0.5.4
[INFO] [stderr]     Checking rusoto_credential v0.15.0
[INFO] [stderr]     Checking hyper-tls v0.3.1
[INFO] [stderr]     Checking rusoto_sts v0.36.0
[INFO] [stderr]     Checking rusoto_iam v0.36.0
[INFO] [stderr]     Checking rusoto_s3 v0.36.0
[INFO] [stderr]     Checking rustnapshotter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `IntoFuture`, `LoopFn`
[INFO] [stdout]   --> src/main.rs:18:23
[INFO] [stdout]    |
[INFO] [stdout] 18 | use futures::future::{IntoFuture, Future, ok, FutureResult, loop_fn, Loop, LoopFn}; 
[INFO] [stdout]    |                       ^^^^^^^^^^                                           ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `CredentialsError`, `HttpDispatchError`, `RusotoFuture`
[INFO] [stdout]   --> src/main.rs:19:39
[INFO] [stdout]    |
[INFO] [stdout] 19 | use rusoto_core::{Region, HttpClient, RusotoFuture, CredentialsError, HttpDispatchError};
[INFO] [stdout]    |                                       ^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `GetAccountAuthorizationDetailsError`
[INFO] [stdout]   --> src/main.rs:21:73
[INFO] [stdout]    |
[INFO] [stdout] 21 | use rusoto_iam::{Iam, IamClient, GetAccountAuthorizationDetailsRequest, GetAccountAuthorizationDetailsError, ListEntitiesForPolicyRequest};
[INFO] [stdout]    |                                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `IntoFuture`, `LoopFn`
[INFO] [stdout]   --> src/main.rs:18:23
[INFO] [stdout]    |
[INFO] [stdout] 18 | use futures::future::{IntoFuture, Future, ok, FutureResult, loop_fn, Loop, LoopFn}; 
[INFO] [stdout]    |                       ^^^^^^^^^^                                           ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `CredentialsError`, `HttpDispatchError`, `RusotoFuture`
[INFO] [stdout]   --> src/main.rs:19:39
[INFO] [stdout]    |
[INFO] [stdout] 19 | use rusoto_core::{Region, HttpClient, RusotoFuture, CredentialsError, HttpDispatchError};
[INFO] [stdout]    |                                       ^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `GetAccountAuthorizationDetailsError`
[INFO] [stdout]   --> src/main.rs:21:73
[INFO] [stdout]    |
[INFO] [stdout] 21 | use rusoto_iam::{Iam, IamClient, GetAccountAuthorizationDetailsRequest, GetAccountAuthorizationDetailsError, ListEntitiesForPolicyRequest};
[INFO] [stdout]    |                                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/main.rs:166:41
[INFO] [stdout]     |
[INFO] [stdout] 166 | ...                   Err(err) => {}
[INFO] [stdout]     |                           ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/main.rs:236:25
[INFO] [stdout]     |
[INFO] [stdout] 236 |                     Err(err) => {
[INFO] [stdout]     |                         ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]    --> src/main.rs:248:18
[INFO] [stdout]     |
[INFO] [stdout] 248 |             for (k, v) in state.roles.iter_mut().chain(state.users.iter_mut()) {
[INFO] [stdout]     |                  ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/main.rs:270:13
[INFO] [stdout]     |
[INFO] [stdout] 270 |         Err(err) => {}
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `scheduler`
[INFO] [stdout]    --> src/main.rs:100:17
[INFO] [stdout]     |
[INFO] [stdout] 100 | fn snapshot_iam(scheduler: Scheduler, iam_client: IamClient) {
[INFO] [stdout]     |                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_scheduler`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `error`
[INFO] [stdout]    --> src/main.rs:336:11
[INFO] [stdout]     |
[INFO] [stdout] 336 |       Err(error) => {
[INFO] [stdout]     |           ^^^^^ help: if this is intentional, prefix it with an underscore: `_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/main.rs:257:21
[INFO] [stdout]     |
[INFO] [stdout] 257 |                     state.users[user_arn]["groups"].push(state.group_arns[k].clone());
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/main.rs:166:41
[INFO] [stdout]     |
[INFO] [stdout] 166 | ...                   Err(err) => {}
[INFO] [stdout]     |                           ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/main.rs:236:25
[INFO] [stdout]     |
[INFO] [stdout] 236 |                     Err(err) => {
[INFO] [stdout]     |                         ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]    --> src/main.rs:248:18
[INFO] [stdout]     |
[INFO] [stdout] 248 |             for (k, v) in state.roles.iter_mut().chain(state.users.iter_mut()) {
[INFO] [stdout]     |                  ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/main.rs:270:13
[INFO] [stdout]     |
[INFO] [stdout] 270 |         Err(err) => {}
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `scheduler`
[INFO] [stdout]    --> src/main.rs:100:17
[INFO] [stdout]     |
[INFO] [stdout] 100 | fn snapshot_iam(scheduler: Scheduler, iam_client: IamClient) {
[INFO] [stdout]     |                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_scheduler`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `error`
[INFO] [stdout]    --> src/main.rs:336:11
[INFO] [stdout]     |
[INFO] [stdout] 336 |       Err(error) => {
[INFO] [stdout]     |           ^^^^^ help: if this is intentional, prefix it with an underscore: `_error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/main.rs:257:21
[INFO] [stdout]     |
[INFO] [stdout] 257 |                     state.users[user_arn]["groups"].push(state.group_arns[k].clone());
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 03s
[INFO] running `Command { std: "docker" "inspect" "1cfc58de83a8a0a2a745963f6170b512d22a8b3cc7882db285b4dcbcf65b0fb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cfc58de83a8a0a2a745963f6170b512d22a8b3cc7882db285b4dcbcf65b0fb8", kill_on_drop: false }`
[INFO] [stdout] 1cfc58de83a8a0a2a745963f6170b512d22a8b3cc7882db285b4dcbcf65b0fb8