[INFO] cloning repository https://github.com/ragne/tail-stack-events-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ragne/tail-stack-events-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fragne%2Ftail-stack-events-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fragne%2Ftail-stack-events-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b4e14fb1a61328bf4269eae3b774853e4c80e6a4
[INFO] checking ragne/tail-stack-events-rust against try#3e22d1f9053c0fc87629b3c6d5d9567856368e5d for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fragne%2Ftail-stack-events-rust" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ragne/tail-stack-events-rust 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/ragne/tail-stack-events-rust
[INFO] finished tweaking git repo https://github.com/ragne/tail-stack-events-rust
[INFO] tweaked toml for git repo https://github.com/ragne/tail-stack-events-rust written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/ragne/tail-stack-events-rust 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 }`
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[INFO] [stderr]     Updating git submodule `https://github.com/boto/botocore.git`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 9bb641d7d79e83d98f5611235a4c1f320ad5b2d3a509bfc308c773a144a3a443
[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" "9bb641d7d79e83d98f5611235a4c1f320ad5b2d3a509bfc308c773a144a3a443", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9bb641d7d79e83d98f5611235a4c1f320ad5b2d3a509bfc308c773a144a3a443", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bb641d7d79e83d98f5611235a4c1f320ad5b2d3a509bfc308c773a144a3a443", kill_on_drop: false }`
[INFO] [stdout] 9bb641d7d79e83d98f5611235a4c1f320ad5b2d3a509bfc308c773a144a3a443
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] a15f3a1b3e15f231457749e3651b42e9c7b2c0d92149d72335d4b0fb77b8466a
[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" "a15f3a1b3e15f231457749e3651b42e9c7b2c0d92149d72335d4b0fb77b8466a", kill_on_drop: false }`
[INFO] [stderr]     Checking xml-rs v0.7.0
[INFO] [stderr]     Checking fern v0.5.7
[INFO] [stderr]    Compiling rusoto_core v0.37.0 (https://github.com/alex-berger/rusoto?branch=master#cd58ad68)
[INFO] [stderr]     Checking signal-hook v0.1.8
[INFO] [stderr]     Checking nix v0.11.0
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking uuid v0.6.5
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]    Compiling serde_derive v1.0.89
[INFO] [stderr]     Checking hmac v0.5.0
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking os_type v2.2.0
[INFO] [stderr]     Checking hyper-tls v0.3.1
[INFO] [stderr]     Checking tokio-signal v0.2.7
[INFO] [stderr]     Checking tokio-process v0.2.3
[INFO] [stderr]     Checking ctrlc v3.1.1
[INFO] [stderr]     Checking rusoto_credential v0.16.0 (https://github.com/alex-berger/rusoto?branch=master#cd58ad68)
[INFO] [stderr]     Checking human-panic v1.0.1
[INFO] [stderr]     Checking rusoto_sts v0.37.0 (https://github.com/alex-berger/rusoto?branch=master#cd58ad68)
[INFO] [stderr]     Checking rusoto_ec2 v0.37.0 (https://github.com/alex-berger/rusoto?branch=master#cd58ad68)
[INFO] [stderr]     Checking rusoto_cloudformation v0.37.0 (https://github.com/alex-berger/rusoto?branch=master#cd58ad68)
[INFO] [stderr]     Checking tail-stack-events v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/credentials.rs:18:16
[INFO] [stdout]    |
[INFO] [stdout] 18 |     inner: Box<Future<Item = AwsCredentials, Error = CredentialsError> + Send>,
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = AwsCredentials, Error = CredentialsError> + Send`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/credentials.rs:18:16
[INFO] [stdout]    |
[INFO] [stdout] 18 |     inner: Box<Future<Item = AwsCredentials, Error = CredentialsError> + Send>,
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = AwsCredentials, Error = CredentialsError> + Send`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/main.rs:290:69
[INFO] [stdout]     |
[INFO] [stdout] 290 |                 error!("Error with provided credentials! {}", error.description());
[INFO] [stdout]     |                                                                     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:62:13
[INFO] [stdout]    |
[INFO] [stdout] 62 |         let mut msg;
[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: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/main.rs:290:69
[INFO] [stdout]     |
[INFO] [stdout] 290 |                 error!("Error with provided credentials! {}", error.description());
[INFO] [stdout]     |                                                                     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:62:13
[INFO] [stdout]    |
[INFO] [stdout] 62 |         let mut msg;
[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: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 00s
[INFO] running `Command { std: "docker" "inspect" "a15f3a1b3e15f231457749e3651b42e9c7b2c0d92149d72335d4b0fb77b8466a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a15f3a1b3e15f231457749e3651b42e9c7b2c0d92149d72335d4b0fb77b8466a", kill_on_drop: false }`
[INFO] [stdout] a15f3a1b3e15f231457749e3651b42e9c7b2c0d92149d72335d4b0fb77b8466a