[INFO] fetching crate knaptime 0.0.4...
[INFO] testing knaptime-0.0.4 against master#2fd6efc32704647e64d3d646d21c4c68eae100e4 for pr-149852-1
[INFO] extracting crate knaptime 0.0.4 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate knaptime 0.0.4
[INFO] finished tweaking crates.io crate knaptime 0.0.4
[INFO] tweaked toml for crates.io crate knaptime 0.0.4 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate knaptime 0.0.4 on toolchain 2fd6efc32704647e64d3d646d21c4c68eae100e4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "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" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 16 packages to latest compatible versions
[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" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fdad3e32ad6823141d78bfa2b76ccd599cba4b86733f4abb40d73dcf91f69c1f
[INFO] running `Command { std: "docker" "start" "-a" "fdad3e32ad6823141d78bfa2b76ccd599cba4b86733f4abb40d73dcf91f69c1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fdad3e32ad6823141d78bfa2b76ccd599cba4b86733f4abb40d73dcf91f69c1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdad3e32ad6823141d78bfa2b76ccd599cba4b86733f4abb40d73dcf91f69c1f", kill_on_drop: false }`
[INFO] [stdout] fdad3e32ad6823141d78bfa2b76ccd599cba4b86733f4abb40d73dcf91f69c1f
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e8105fbc87e70c08e23d25c005b9ff16c2f8a46cf70370f3e16339f96af99373
[INFO] running `Command { std: "docker" "start" "-a" "e8105fbc87e70c08e23d25c005b9ff16c2f8a46cf70370f3e16339f96af99373", kill_on_drop: false }`
[INFO] [stderr]    Compiling zerocopy v0.8.33
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling derive_arbitrary v1.4.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling arbitrary v1.4.2
[INFO] [stderr]    Compiling knaptime v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.52s
[INFO] running `Command { std: "docker" "inspect" "e8105fbc87e70c08e23d25c005b9ff16c2f8a46cf70370f3e16339f96af99373", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8105fbc87e70c08e23d25c005b9ff16c2f8a46cf70370f3e16339f96af99373", kill_on_drop: false }`
[INFO] [stdout] e8105fbc87e70c08e23d25c005b9ff16c2f8a46cf70370f3e16339f96af99373
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eee723115e4215923728a628c31085aa76d55f4da364147a3a52500a3f26d8ff
[INFO] running `Command { std: "docker" "start" "-a" "eee723115e4215923728a628c31085aa76d55f4da364147a3a52500a3f26d8ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling knaptime v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "eee723115e4215923728a628c31085aa76d55f4da364147a3a52500a3f26d8ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eee723115e4215923728a628c31085aa76d55f4da364147a3a52500a3f26d8ff", kill_on_drop: false }`
[INFO] [stdout] eee723115e4215923728a628c31085aa76d55f4da364147a3a52500a3f26d8ff
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 92c09352f449ab731175cf324b123c0c08ffb80f9eafa79e7432ccc8d6bd65a8
[INFO] running `Command { std: "docker" "start" "-a" "92c09352f449ab731175cf324b123c0c08ffb80f9eafa79e7432ccc8d6bd65a8", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/knaptime-958badcf5ce73987)
[INFO] [stderr]    Doc-tests knaptime
[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] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/dpsliding.rs - dpsliding::knapsack (line 18) ... FAILED
[INFO] [stdout] test src/dpwalkback.rs - dpwalkback::knapsack (line 21) ... FAILED
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/dpsliding.rs - dpsliding::knapsack (line 18) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `knapsack`
[INFO] [stdout]   --> src/dpsliding.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use knapsack::types::Item;
[INFO] [stdout]    |     ^^^^^^^^ use of unresolved module or unlinked crate `knapsack`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `knapsack`, use `cargo add knapsack` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `knapsack`
[INFO] [stdout]   --> src/dpsliding.rs:21:14
[INFO] [stdout]    |
[INFO] [stdout] 21 | let result = knapsack::dpsliding::knapsack(50, items);
[INFO] [stdout]    |              ^^^^^^^^ use of unresolved module or unlinked crate `knapsack`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `knapsack`, use `cargo add knapsack` to add it to your `Cargo.toml`
[INFO] [stdout] help: consider importing this module
[INFO] [stdout]    |
[INFO] [stdout] 18 + use knaptime::dpsliding;
[INFO] [stdout]    |
[INFO] [stdout] help: if you import `dpsliding`, refer to it directly
[INFO] [stdout]    |
[INFO] [stdout] 21 - let result = knapsack::dpsliding::knapsack(50, items);
[INFO] [stdout] 21 + let result = dpsliding::knapsack(50, items);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/dpwalkback.rs - dpwalkback::knapsack (line 21) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `knapsack`
[INFO] [stdout]   --> src/dpwalkback.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use knapsack::types::Item;
[INFO] [stdout]    |     ^^^^^^^^ use of unresolved module or unlinked crate `knapsack`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `knapsack`, use `cargo add knapsack` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `knapsack`
[INFO] [stdout]   --> src/dpwalkback.rs:24:14
[INFO] [stdout]    |
[INFO] [stdout] 24 | let result = knapsack::dpwalkback::knapsack(5, items);
[INFO] [stdout]    |              ^^^^^^^^ use of unresolved module or unlinked crate `knapsack`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `knapsack`, use `cargo add knapsack` to add it to your `Cargo.toml`
[INFO] [stdout] help: consider importing this module
[INFO] [stdout]    |
[INFO] [stdout] 21 + use knaptime::dpwalkback;
[INFO] [stdout]    |
[INFO] [stdout] help: if you import `dpwalkback`, refer to it directly
[INFO] [stdout]    |
[INFO] [stdout] 24 - let result = knapsack::dpwalkback::knapsack(5, items);
[INFO] [stdout] 24 + let result = dpwalkback::knapsack(5, items);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/dpsliding.rs - dpsliding::knapsack (line 18)
[INFO] [stdout]     src/dpwalkback.rs - dpwalkback::knapsack (line 21)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.17s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "92c09352f449ab731175cf324b123c0c08ffb80f9eafa79e7432ccc8d6bd65a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92c09352f449ab731175cf324b123c0c08ffb80f9eafa79e7432ccc8d6bd65a8", kill_on_drop: false }`
[INFO] [stdout] 92c09352f449ab731175cf324b123c0c08ffb80f9eafa79e7432ccc8d6bd65a8
