[INFO] fetching crate r2d2_arangors 0.2.0...
[INFO] checking r2d2_arangors-0.2.0 against master#1557fb031b272b4c5bfcc7de5df7eddc7b36a584 for pr-73166
[INFO] extracting crate r2d2_arangors 0.2.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate r2d2_arangors 0.2.0 on toolchain 1557fb031b272b4c5bfcc7de5df7eddc7b36a584
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate r2d2_arangors 0.2.0
[INFO] finished tweaking crates.io crate r2d2_arangors 0.2.0
[INFO] tweaked toml for crates.io crate r2d2_arangors 0.2.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d461275575608f9266b96a59b38d95fd274919d8e1409a8fb77c247c9121f1f8
[INFO] running `Command { std: "docker" "start" "-a" "d461275575608f9266b96a59b38d95fd274919d8e1409a8fb77c247c9121f1f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d461275575608f9266b96a59b38d95fd274919d8e1409a8fb77c247c9121f1f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d461275575608f9266b96a59b38d95fd274919d8e1409a8fb77c247c9121f1f8", kill_on_drop: false }`
[INFO] [stdout] d461275575608f9266b96a59b38d95fd274919d8e1409a8fb77c247c9121f1f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 22f2b7ef56155601a5ed92e2e323458235d646026c80f3e68f6560098e166018
[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" "22f2b7ef56155601a5ed92e2e323458235d646026c80f3e68f6560098e166018", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling syn v1.0.35
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking bytes v0.5.6
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[INFO] [stderr]    Compiling pin-project-internal v0.4.22
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[INFO] [stderr]     Checking foreign-types-shared v0.1.1
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[INFO] [stderr]    Compiling unicase v2.6.0
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[INFO] [stderr]     Checking num_cpus v1.13.0
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[INFO] [stderr]     Checking parking_lot v0.11.0
[INFO] [stderr]     Checking scheduled-thread-pool v0.2.5
[INFO] [stderr]     Checking r2d2 v0.8.9
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[INFO] [stderr]     Checking tokio-tls v0.3.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
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[INFO] [stderr]    Compiling async-trait v0.1.36
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]     Checking pin-project v0.4.22
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking h2 v0.2.6
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking hyper v0.13.7
[INFO] [stderr]     Checking hyper-tls v0.4.3
[INFO] [stderr]     Checking reqwest v0.10.6
[INFO] [stderr]     Checking arangors v0.3.2
[INFO] [stderr]     Checking r2d2_arangors v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::fmt`
[INFO] [stdout]  --> src/pool.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fmt;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `pool::ArangoDBConnectionManager`
[INFO] [stdout]  --> src/lib.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use pool::ArangoDBConnectionManager;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt`
[INFO] [stdout]  --> src/pool.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fmt;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `pool::ArangoDBConnectionManager`
[INFO] [stdout]  --> src/lib.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use pool::ArangoDBConnectionManager;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `arangors::Connection`
[INFO] [stdout]  --> src/lib.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     use arangors::Connection;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 28s
[INFO] running `Command { std: "docker" "inspect" "22f2b7ef56155601a5ed92e2e323458235d646026c80f3e68f6560098e166018", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22f2b7ef56155601a5ed92e2e323458235d646026c80f3e68f6560098e166018", kill_on_drop: false }`
[INFO] [stdout] 22f2b7ef56155601a5ed92e2e323458235d646026c80f3e68f6560098e166018