[INFO] cloning repository https://github.com/AlexeyErzyamkin/bot-runner-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AlexeyErzyamkin/bot-runner-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexeyErzyamkin%2Fbot-runner-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexeyErzyamkin%2Fbot-runner-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b26f7db3896ef3367d05d2b17b3144ec77fd1962
[INFO] checking AlexeyErzyamkin/bot-runner-rs against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexeyErzyamkin%2Fbot-runner-rs" "/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/AlexeyErzyamkin/bot-runner-rs 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/AlexeyErzyamkin/bot-runner-rs
[INFO] finished tweaking git repo https://github.com/AlexeyErzyamkin/bot-runner-rs
[INFO] tweaked toml for git repo https://github.com/AlexeyErzyamkin/bot-runner-rs written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/AlexeyErzyamkin/bot-runner-rs 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 }`
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[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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5dfd3290568da5c9f0fc35f996b0e9d41499e332342a3191e92a9f66c5537f1a
[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" "5dfd3290568da5c9f0fc35f996b0e9d41499e332342a3191e92a9f66c5537f1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5dfd3290568da5c9f0fc35f996b0e9d41499e332342a3191e92a9f66c5537f1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5dfd3290568da5c9f0fc35f996b0e9d41499e332342a3191e92a9f66c5537f1a", kill_on_drop: false }`
[INFO] [stdout] 5dfd3290568da5c9f0fc35f996b0e9d41499e332342a3191e92a9f66c5537f1a
[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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f01b04b16d02816b2330666eb6399209fb7ec4154b35e92dcbb9ae9d4f67fd0
[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" "2f01b04b16d02816b2330666eb6399209fb7ec4154b35e92dcbb9ae9d4f67fd0", kill_on_drop: false }`
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[INFO] [stderr]     Checking zip_test v0.1.0 (/opt/rustwide/workdir/zip_test)
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[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> zip_test/src/main.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let mut arc_file = fs::File::create("../arc.zip").unwrap();
[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: unused `Result` that must be used
[INFO] [stdout]   --> zip_test/src/main.rs:46:13
[INFO] [stdout]    |
[INFO] [stdout] 46 |             io::copy(&mut from_file, &mut zip);
[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: variable does not need to be mutable
[INFO] [stdout]   --> zip_test/src/main.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let mut arc_file = fs::File::create("../arc.zip").unwrap();
[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: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> zip_test/src/main.rs:46:13
[INFO] [stdout]    |
[INFO] [stdout] 46 |             io::copy(&mut from_file, &mut zip);
[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: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking tokio-reactor v0.1.9
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[INFO] [stderr]     Checking tokio-signal v0.2.7
[INFO] [stderr]     Checking actix-server-config v0.1.1
[INFO] [stderr]     Checking h2 v0.1.25
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling tokio-macros v0.2.3
[INFO] [stderr]    Compiling pin-project-internal v0.4.6
[INFO] [stderr]     Checking brotli2 v0.3.2
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]     Checking tokio v0.2.4
[INFO] [stderr]    Compiling futures-macro v0.3.1
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[INFO] [stderr]    Compiling serde_derive v1.0.95
[INFO] [stderr]    Compiling derive_more v0.14.1
[INFO] [stderr]    Compiling enum-as-inner v0.2.1
[INFO] [stderr]    Compiling v_escape_derive v0.5.3
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[INFO] [stderr]    Compiling actix-web-codegen v0.1.2
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[INFO] [stderr]     Checking futures-executor v0.3.1
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[INFO] [stderr]     Checking actix-rt v0.2.3
[INFO] [stderr]     Checking trust-dns-resolver v0.11.1
[INFO] [stderr]     Checking actix-server v0.5.1
[INFO] [stderr]     Checking actix-connect v0.2.0
[INFO] [stderr]     Checking hyper v0.13.1
[INFO] [stderr]     Checking hyper-tls v0.4.1
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking actix-router v0.1.5
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking shared v0.1.0 (/opt/rustwide/workdir/shared)
[INFO] [stderr]     Checking actix-http v0.2.5
[INFO] [stderr]     Checking reqwest v0.10.1
[INFO] [stderr]     Checking worker v0.1.0 (/opt/rustwide/workdir/worker)
[INFO] [stderr]     Checking awc v0.2.2
[INFO] [stderr]     Checking actix-web v1.0.3
[INFO] [stderr]     Checking actix-files v0.1.4
[INFO] [stderr]     Checking master v0.1.0 (/opt/rustwide/workdir/master)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 20s
[INFO] running `Command { std: "docker" "inspect" "2f01b04b16d02816b2330666eb6399209fb7ec4154b35e92dcbb9ae9d4f67fd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f01b04b16d02816b2330666eb6399209fb7ec4154b35e92dcbb9ae9d4f67fd0", kill_on_drop: false }`
[INFO] [stdout] 2f01b04b16d02816b2330666eb6399209fb7ec4154b35e92dcbb9ae9d4f67fd0