[INFO] fetching crate discreet 0.1.0...
[INFO] testing discreet-0.1.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate discreet 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate discreet 0.1.0
[INFO] finished tweaking crates.io crate discreet 0.1.0
[INFO] tweaked toml for crates.io crate discreet 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate discreet 0.1.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate discreet 0.1.0 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded discreet-macros v0.1.0
[INFO] [stderr]   Downloaded discreet-common v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1d24d435c9f21b5c14b36e7b4b22f95e4f7f290308d2ccdc57667f335346afca
[INFO] running `Command { std: "docker" "start" "-a" "1d24d435c9f21b5c14b36e7b4b22f95e4f7f290308d2ccdc57667f335346afca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1d24d435c9f21b5c14b36e7b4b22f95e4f7f290308d2ccdc57667f335346afca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d24d435c9f21b5c14b36e7b4b22f95e4f7f290308d2ccdc57667f335346afca", kill_on_drop: false }`
[INFO] [stdout] 1d24d435c9f21b5c14b36e7b4b22f95e4f7f290308d2ccdc57667f335346afca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] feabf63c22268edc7cd25d7d3640f2f6a3c98905eba5db42c509da256cad61cd
[INFO] running `Command { std: "docker" "start" "-a" "feabf63c22268edc7cd25d7d3640f2f6a3c98905eba5db42c509da256cad61cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling discreet-common v0.1.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.103
[INFO] [stderr]    Compiling discreet-macros v0.1.0
[INFO] [stderr]    Compiling discreet v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `progress` and `grid` are never read
[INFO] [stdout]  --> src/finite_diff_2d.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct FiniteDiffMethod2D<Stencil: FiniteDifferenceStencil2D> {
[INFO] [stdout]   |            ------------------ fields in this struct
[INFO] [stdout] 4 |     progress: usize,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 5 |     grid: Vec<f64>,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.12s
[INFO] running `Command { std: "docker" "inspect" "feabf63c22268edc7cd25d7d3640f2f6a3c98905eba5db42c509da256cad61cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "feabf63c22268edc7cd25d7d3640f2f6a3c98905eba5db42c509da256cad61cd", kill_on_drop: false }`
[INFO] [stdout] feabf63c22268edc7cd25d7d3640f2f6a3c98905eba5db42c509da256cad61cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3b13d599ca321ff14feec87d1582cde0fa7afebc39df992f5b9494784408bdd0
[INFO] running `Command { std: "docker" "start" "-a" "3b13d599ca321ff14feec87d1582cde0fa7afebc39df992f5b9494784408bdd0", kill_on_drop: false }`
[INFO] [stdout] warning: fields `progress` and `grid` are never read
[INFO] [stdout]  --> src/finite_diff_2d.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct FiniteDiffMethod2D<Stencil: FiniteDifferenceStencil2D> {
[INFO] [stdout]   |            ------------------ fields in this struct
[INFO] [stdout] 4 |     progress: usize,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 5 |     grid: Vec<f64>,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling discreet v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `progress` and `grid` are never read
[INFO] [stdout]  --> src/finite_diff_2d.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct FiniteDiffMethod2D<Stencil: FiniteDifferenceStencil2D> {
[INFO] [stdout]   |            ------------------ fields in this struct
[INFO] [stdout] 4 |     progress: usize,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 5 |     grid: Vec<f64>,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "3b13d599ca321ff14feec87d1582cde0fa7afebc39df992f5b9494784408bdd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b13d599ca321ff14feec87d1582cde0fa7afebc39df992f5b9494784408bdd0", kill_on_drop: false }`
[INFO] [stdout] 3b13d599ca321ff14feec87d1582cde0fa7afebc39df992f5b9494784408bdd0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2f7d09fe3787756cc5b9723ab7922f3cfb6b3e6b0b9f169285dd15b2c508fcf7
[INFO] running `Command { std: "docker" "start" "-a" "2f7d09fe3787756cc5b9723ab7922f3cfb6b3e6b0b9f169285dd15b2c508fcf7", kill_on_drop: false }`
[INFO] [stderr] warning: fields `progress` and `grid` are never read
[INFO] [stderr]  --> src/finite_diff_2d.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub struct FiniteDiffMethod2D<Stencil: FiniteDifferenceStencil2D> {
[INFO] [stderr]   |            ------------------ fields in this struct
[INFO] [stderr] 4 |     progress: usize,
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 5 |     grid: Vec<f64>,
[INFO] [stderr]   |     ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `discreet` (lib) generated 1 warning
[INFO] [stderr] warning: `discreet` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/discreet-95af5fd3b5364683)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests discreet
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2f7d09fe3787756cc5b9723ab7922f3cfb6b3e6b0b9f169285dd15b2c508fcf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f7d09fe3787756cc5b9723ab7922f3cfb6b3e6b0b9f169285dd15b2c508fcf7", kill_on_drop: false }`
[INFO] [stdout] 2f7d09fe3787756cc5b9723ab7922f3cfb6b3e6b0b9f169285dd15b2c508fcf7
