[INFO] fetching crate cut-optimizer-1d 0.2.2...
[INFO] testing cut-optimizer-1d-0.2.2 against try#16fbf98f22730e073c09e7b03f0eafb87a295545 for pr-145628
[INFO] extracting crate cut-optimizer-1d 0.2.2 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate cut-optimizer-1d 0.2.2
[INFO] finished tweaking crates.io crate cut-optimizer-1d 0.2.2
[INFO] tweaked toml for crates.io crate cut-optimizer-1d 0.2.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate cut-optimizer-1d 0.2.2 on toolchain 16fbf98f22730e073c09e7b03f0eafb87a295545
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 82 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.3.6 (available: v0.7.0)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 18682fd5289fe217e4e2e476097634c3bff130e7bd7e74cef81218ace0cc0b4f
[INFO] running `Command { std: "docker" "start" "-a" "18682fd5289fe217e4e2e476097634c3bff130e7bd7e74cef81218ace0cc0b4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "18682fd5289fe217e4e2e476097634c3bff130e7bd7e74cef81218ace0cc0b4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18682fd5289fe217e4e2e476097634c3bff130e7bd7e74cef81218ace0cc0b4f", kill_on_drop: false }`
[INFO] [stdout] 18682fd5289fe217e4e2e476097634c3bff130e7bd7e74cef81218ace0cc0b4f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4469ba5a96bfa86f8e2ba7db642aeb2d2c054edf990912d936d86eb839cf0583
[INFO] running `Command { std: "docker" "start" "-a" "4469ba5a96bfa86f8e2ba7db642aeb2d2c054edf990912d936d86eb839cf0583", kill_on_drop: false }`
[INFO] [stderr]    Compiling cut-optimizer-1d v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `MockUnit` is never constructed
[INFO] [stdout]   --> src/genetic/test.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | struct MockUnit {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FloatyUnit` is never constructed
[INFO] [stdout]   --> src/genetic/test.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 43 | struct FloatyUnit {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TendUnit` is never constructed
[INFO] [stdout]   --> src/genetic/test.rs:65:8
[INFO] [stdout]    |
[INFO] [stdout] 65 | struct TendUnit {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "4469ba5a96bfa86f8e2ba7db642aeb2d2c054edf990912d936d86eb839cf0583", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4469ba5a96bfa86f8e2ba7db642aeb2d2c054edf990912d936d86eb839cf0583", kill_on_drop: false }`
[INFO] [stdout] 4469ba5a96bfa86f8e2ba7db642aeb2d2c054edf990912d936d86eb839cf0583
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 98c0d3b8c7d652f51abf322f0a79e8b6300c4bcd346c674ba875be044a572966
[INFO] running `Command { std: "docker" "start" "-a" "98c0d3b8c7d652f51abf322f0a79e8b6300c4bcd346c674ba875be044a572966", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling plotters-backend v0.3.7
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling serde_json v1.0.143
[INFO] [stderr]    Compiling csv-core v0.1.12
[INFO] [stderr]    Compiling half v1.8.3
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling plotters-svg v0.3.7
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling criterion-plot v0.4.5
[INFO] [stderr]    Compiling csv v1.3.1
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling oorandom v11.1.5
[INFO] [stdout] warning: struct `MockUnit` is never constructed
[INFO] [stdout]   --> src/genetic/test.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | struct MockUnit {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FloatyUnit` is never constructed
[INFO] [stdout]   --> src/genetic/test.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 43 | struct FloatyUnit {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TendUnit` is never constructed
[INFO] [stdout]   --> src/genetic/test.rs:65:8
[INFO] [stdout]    |
[INFO] [stdout] 65 | struct TendUnit {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling regex-automata v0.4.10
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling regex v1.11.2
[INFO] [stderr]    Compiling criterion v0.3.6
[INFO] [stderr]    Compiling cut-optimizer-1d v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 35.48s
[INFO] running `Command { std: "docker" "inspect" "98c0d3b8c7d652f51abf322f0a79e8b6300c4bcd346c674ba875be044a572966", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98c0d3b8c7d652f51abf322f0a79e8b6300c4bcd346c674ba875be044a572966", kill_on_drop: false }`
[INFO] [stdout] 98c0d3b8c7d652f51abf322f0a79e8b6300c4bcd346c674ba875be044a572966
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 086201a02ec9c2c46432f75b544a049d0632cf78e0906296053d553a4dd8f13b
[INFO] running `Command { std: "docker" "start" "-a" "086201a02ec9c2c46432f75b544a049d0632cf78e0906296053d553a4dd8f13b", kill_on_drop: false }`
[INFO] [stderr] error: failed to download `atty v0.2.14`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   unable to get packages from source
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack package `atty v0.2.14`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to create directory `/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/atty-0.2.14`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   Read-only file system (os error 30)
[INFO] running `Command { std: "docker" "inspect" "086201a02ec9c2c46432f75b544a049d0632cf78e0906296053d553a4dd8f13b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "086201a02ec9c2c46432f75b544a049d0632cf78e0906296053d553a4dd8f13b", kill_on_drop: false }`
[INFO] [stdout] 086201a02ec9c2c46432f75b544a049d0632cf78e0906296053d553a4dd8f13b