[INFO] cloning repository https://github.com/lucperkins/perform
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lucperkins/perform" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flucperkins%2Fperform", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flucperkins%2Fperform'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 42947824d559fcc7d29bf0b3cf3accff122203ef
[INFO] checking lucperkins/perform against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flucperkins%2Fperform" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lucperkins/perform on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-5/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/lucperkins/perform
[INFO] finished tweaking git repo https://github.com/lucperkins/perform
[INFO] tweaked toml for git repo https://github.com/lucperkins/perform written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/lucperkins/perform already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--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 whoami v1.1.0
[INFO] [stderr]   Downloaded tokio-stream v0.1.3
[INFO] [stderr]   Downloaded unindent v0.1.7
[INFO] [stderr]   Downloaded ahash v0.6.3
[INFO] [stderr]   Downloaded sqlformat v0.1.5
[INFO] [stderr]   Downloaded average v0.10.6
[INFO] [stderr]   Downloaded sqlx-macros v0.5.1
[INFO] [stderr]   Downloaded sqlx-core v0.5.1
[INFO] [stderr]   Downloaded sqlx v0.5.1
[INFO] [stderr]   Downloaded indoc v1.0.3
[INFO] [stderr]   Downloaded sqlx-rt v0.3.0
[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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9131f627a1c5dfb6f25b972c1da90b12dfd29226ba271b37389050dcc301d9a1
[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" "9131f627a1c5dfb6f25b972c1da90b12dfd29226ba271b37389050dcc301d9a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9131f627a1c5dfb6f25b972c1da90b12dfd29226ba271b37389050dcc301d9a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9131f627a1c5dfb6f25b972c1da90b12dfd29226ba271b37389050dcc301d9a1", kill_on_drop: false }`
[INFO] [stdout] 9131f627a1c5dfb6f25b972c1da90b12dfd29226ba271b37389050dcc301d9a1
[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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 51a86aa027ef267f1eefad9dd830add1c15c75d6e3655bfbf5db6c00c11478bc
[INFO] running `Command { std: "docker" "start" "-a" "51a86aa027ef267f1eefad9dd830add1c15c75d6e3655bfbf5db6c00c11478bc", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
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[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
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[INFO] [stderr]    Compiling memchr v2.3.4
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[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
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[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
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[INFO] [stderr]    Compiling serde_json v1.0.63
[INFO] [stderr]     Checking lazy_static v1.4.0
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[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
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[INFO] [stderr]     Checking base64 v0.13.0
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[INFO] [stderr]    Compiling whoami v1.1.0
[INFO] [stderr]     Checking ansi_term v0.11.0
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[INFO] [stderr]     Checking custom_derive v0.1.7
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[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
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[INFO] [stderr]    Compiling futures-channel v0.3.13
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]    Compiling hashbrown v0.9.1
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[INFO] [stderr]    Compiling tokio v1.2.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling num-integer v0.1.44
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[INFO] [stderr]    Compiling form_urlencoded v1.0.1
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[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
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[INFO] [stderr]    Compiling lexical-core v0.7.5
[INFO] [stderr]    Compiling aho-corasick v0.7.15
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[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking idna v0.2.2
[INFO] [stderr]     Checking stringprep v0.1.2
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[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking crossbeam-queue v0.3.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling crypto-mac v0.10.0
[INFO] [stderr]     Checking atoi v0.4.0
[INFO] [stderr]     Checking average v0.10.6
[INFO] [stderr]     Checking rustls v0.19.0
[INFO] [stderr]     Checking webpki-roots v0.21.0
[INFO] [stderr]     Checking url v2.2.1
[INFO] [stderr]    Compiling hmac v0.10.1
[INFO] [stderr]    Compiling md-5 v0.9.1
[INFO] [stderr]    Compiling sha2 v0.9.3
[INFO] [stderr]    Compiling sha-1 v0.9.4
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling sqlformat v0.1.5
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling futures-macro v0.3.13
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling futures-util v0.3.13
[INFO] [stderr]    Compiling thiserror v1.0.24
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]    Compiling futures-executor v0.3.13
[INFO] [stderr]    Compiling futures v0.3.13
[INFO] [stderr]     Checking tokio-rustls v0.22.0
[INFO] [stderr]     Checking tokio-stream v0.1.3
[INFO] [stderr]     Checking sqlx-rt v0.3.0
[INFO] [stderr]     Checking sqlx-core v0.5.1
[INFO] [stderr]    Compiling sqlx-macros v0.5.1
[INFO] [stderr]     Checking sqlx v0.5.1
[INFO] [stderr]     Checking perform v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `max`
[INFO] [stdout]   --> src/results.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fn max(&self) -> f64 {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `histogram`
[INFO] [stdout]   --> src/results.rs:49:8
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn histogram(&self) -> Histogram10 {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `histogram`
[INFO] [stdout]   --> src/results.rs:49:8
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn histogram(&self) -> Histogram10 {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `db`
[INFO] [stdout]   --> src/main.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     db: DB,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `db`
[INFO] [stdout]   --> src/main.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     db: DB,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 58s
[INFO] running `Command { std: "docker" "inspect" "51a86aa027ef267f1eefad9dd830add1c15c75d6e3655bfbf5db6c00c11478bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51a86aa027ef267f1eefad9dd830add1c15c75d6e3655bfbf5db6c00c11478bc", kill_on_drop: false }`
[INFO] [stdout] 51a86aa027ef267f1eefad9dd830add1c15c75d6e3655bfbf5db6c00c11478bc