[INFO] cloning repository https://github.com/demvsystems/sns-to-slack-lambda
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/demvsystems/sns-to-slack-lambda" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdemvsystems%2Fsns-to-slack-lambda", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdemvsystems%2Fsns-to-slack-lambda'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 61ddbe233f1daa7a9a64aea8e617f5d9409737b2
[INFO] checking demvsystems/sns-to-slack-lambda against try#3e22d1f9053c0fc87629b3c6d5d9567856368e5d for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdemvsystems%2Fsns-to-slack-lambda" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/demvsystems/sns-to-slack-lambda on toolchain 3e22d1f9053c0fc87629b3c6d5d9567856368e5d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/demvsystems/sns-to-slack-lambda
[INFO] finished tweaking git repo https://github.com/demvsystems/sns-to-slack-lambda
[INFO] tweaked toml for git repo https://github.com/demvsystems/sns-to-slack-lambda written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/demvsystems/sns-to-slack-lambda already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "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 aws_lambda_events v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cf44ad5693d08ec406c962bb88c4aabf103def6753e6da86b0af7f8e1ce47c51
[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" "cf44ad5693d08ec406c962bb88c4aabf103def6753e6da86b0af7f8e1ce47c51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf44ad5693d08ec406c962bb88c4aabf103def6753e6da86b0af7f8e1ce47c51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf44ad5693d08ec406c962bb88c4aabf103def6753e6da86b0af7f8e1ce47c51", kill_on_drop: false }`
[INFO] [stdout] cf44ad5693d08ec406c962bb88c4aabf103def6753e6da86b0af7f8e1ce47c51
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] de836be8bbd7d72423c5c7b73e890c74fd3c9cf72ab61320fed79f15eb4f934d
[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" "de836be8bbd7d72423c5c7b73e890c74fd3c9cf72ab61320fed79f15eb4f934d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.48
[INFO] [stderr]    Compiling serde v1.0.85
[INFO] [stderr]    Compiling proc-macro2 v0.4.26
[INFO] [stderr]    Compiling memchr v2.1.3
[INFO] [stderr]    Compiling encoding_rs v0.8.15
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]    Compiling miniz-sys v0.1.11
[INFO] [stderr]     Checking rand_jitter v0.1.0
[INFO] [stderr]     Checking tokio-sync v0.1.0
[INFO] [stderr]    Compiling backtrace v0.3.13
[INFO] [stderr]     Checking smallvec v0.6.8
[INFO] [stderr]     Checking tokio-executor v0.1.6
[INFO] [stderr]    Compiling lambda_runtime_core v0.1.0
[INFO] [stderr]     Checking libflate v0.1.19
[INFO] [stderr]     Checking mime v0.3.13
[INFO] [stderr]     Checking rand_pcg v0.1.1
[INFO] [stderr]     Checking tokio-current-thread v0.1.4
[INFO] [stderr]     Checking tokio-timer v0.2.9
[INFO] [stderr]     Checking unicode-normalization v0.1.8
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking rand_os v0.1.1
[INFO] [stderr]     Checking num_cpus v1.9.0
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking backtrace-sys v0.1.28
[INFO] [stderr]     Checking openssl-sys v0.9.40
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking flate2 v1.0.6
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]     Checking openssl v0.10.16
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking uuid v0.7.2
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
[INFO] [stderr]     Checking crossbeam-channel v0.3.6
[INFO] [stderr]     Checking crossbeam v0.6.0
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]     Checking tokio-threadpool v0.1.11
[INFO] [stderr]     Checking native-tls v0.2.2
[INFO] [stderr]     Checking bytes v0.4.11
[INFO] [stderr]     Checking serde_json v1.0.38
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking serde_urlencoded v0.5.4
[INFO] [stderr]     Checking url_serde v0.2.0
[INFO] [stderr]     Checking tokio-io v0.1.11
[INFO] [stderr]     Checking http v0.1.15
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling serde_derive v1.0.85
[INFO] [stderr]    Compiling lambda_runtime_errors_derive v0.1.0
[INFO] [stderr]     Checking tokio-reactor v0.1.8
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking tokio-fs v0.1.5
[INFO] [stderr]     Checking simple_logger v1.0.1
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking tokio v0.1.15
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking lambda_runtime_errors v0.1.0
[INFO] [stderr]     Checking dotenv v0.13.0
[INFO] [stderr]     Checking h2 v0.1.16
[INFO] [stderr]     Checking hyper v0.12.23
[INFO] [stderr]     Checking aws_lambda_events v0.2.1
[INFO] [stderr]     Checking hyper-tls v0.3.1
[INFO] [stderr]     Checking lambda_runtime_client v0.2.0
[INFO] [stderr]     Checking reqwest v0.9.9
[INFO] [stderr]     Checking lambda_runtime v0.2.0
[INFO] [stderr]     Checking slack-hook v0.8.0
[INFO] [stderr]     Checking cloudwatch-to-slack-lambda v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:31:32
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `env` is imported redundantly
[INFO] [stdout]   --> src/main.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 5  | use std::env;
[INFO] [stdout]    |     -------- the item `env` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 44 |     use std::env;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:31:32
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `env` is imported redundantly
[INFO] [stdout]   --> src/main.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 5  | use std::env;
[INFO] [stdout]    |     -------- the item `env` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 44 |     use std::env;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 17s
[INFO] running `Command { std: "docker" "inspect" "de836be8bbd7d72423c5c7b73e890c74fd3c9cf72ab61320fed79f15eb4f934d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de836be8bbd7d72423c5c7b73e890c74fd3c9cf72ab61320fed79f15eb4f934d", kill_on_drop: false }`
[INFO] [stdout] de836be8bbd7d72423c5c7b73e890c74fd3c9cf72ab61320fed79f15eb4f934d