[INFO] cloning repository https://github.com/tanakh/wasmer-bench
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tanakh/wasmer-bench" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftanakh%2Fwasmer-bench", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftanakh%2Fwasmer-bench'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fc25a05e18766f2b025d45fed06bd49eeafd4f0d
[INFO] checking tanakh/wasmer-bench against master#a5db378dc14a40dd1580c27fb8362156446382c3 for pr-136490
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftanakh%2Fwasmer-bench" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tanakh/wasmer-bench on toolchain a5db378dc14a40dd1580c27fb8362156446382c3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a5db378dc14a40dd1580c27fb8362156446382c3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tanakh/wasmer-bench
[INFO] finished tweaking git repo https://github.com/tanakh/wasmer-bench
[INFO] tweaked toml for git repo https://github.com/tanakh/wasmer-bench written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/tanakh/wasmer-bench already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a5db378dc14a40dd1580c27fb8362156446382c3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+a5db378dc14a40dd1580c27fb8362156446382c3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 36c9f8eebf7cdff95dc0111f7b8b19aedfe08c8f079b9c4e435ec62dbe2fe921
[INFO] running `Command { std: "docker" "start" "-a" "36c9f8eebf7cdff95dc0111f7b8b19aedfe08c8f079b9c4e435ec62dbe2fe921", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36c9f8eebf7cdff95dc0111f7b8b19aedfe08c8f079b9c4e435ec62dbe2fe921", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36c9f8eebf7cdff95dc0111f7b8b19aedfe08c8f079b9c4e435ec62dbe2fe921", kill_on_drop: false }`
[INFO] [stdout] 36c9f8eebf7cdff95dc0111f7b8b19aedfe08c8f079b9c4e435ec62dbe2fe921
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+a5db378dc14a40dd1580c27fb8362156446382c3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc2346875ddeacd75dad915013ddb57b3bf8c12bad40847a778cef6330d01c00
[INFO] running `Command { std: "docker" "start" "-a" "cc2346875ddeacd75dad915013ddb57b3bf8c12bad40847a778cef6330d01c00", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling anyhow v1.0.38
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]     Checking statistics v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/main.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | struct Result {
[INFO] [stdout]    |        ------ fields in this struct
[INFO] [stdout] 27 |     command: String,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 28 |     mean: f64,
[INFO] [stdout] 29 |     stddev: f64,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 30 |     median: f64,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 31 |     user: f64,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 32 |     system: f64,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 33 |     min: f64,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 34 |     max: f64,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 35 |     times: Vec<f64>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Result` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/main.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | struct Result {
[INFO] [stdout]    |        ------ fields in this struct
[INFO] [stdout] 27 |     command: String,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 28 |     mean: f64,
[INFO] [stdout] 29 |     stddev: f64,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 30 |     median: f64,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 31 |     user: f64,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 32 |     system: f64,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 33 |     min: f64,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 34 |     max: f64,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 35 |     times: Vec<f64>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Result` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.09s
[INFO] running `Command { std: "docker" "inspect" "cc2346875ddeacd75dad915013ddb57b3bf8c12bad40847a778cef6330d01c00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc2346875ddeacd75dad915013ddb57b3bf8c12bad40847a778cef6330d01c00", kill_on_drop: false }`
[INFO] [stdout] cc2346875ddeacd75dad915013ddb57b3bf8c12bad40847a778cef6330d01c00