[INFO] fetching crate matrixgraph 0.1.0...
[INFO] testing matrixgraph-0.1.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate matrixgraph 0.1.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate matrixgraph 0.1.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate matrixgraph 0.1.0
[INFO] finished tweaking crates.io crate matrixgraph 0.1.0
[INFO] tweaked toml for crates.io crate matrixgraph 0.1.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4c573b3b2a51d0f22b4fda67787b4b11ec19f9131f937757bf7424c93974d3b9
[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" "4c573b3b2a51d0f22b4fda67787b4b11ec19f9131f937757bf7424c93974d3b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c573b3b2a51d0f22b4fda67787b4b11ec19f9131f937757bf7424c93974d3b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c573b3b2a51d0f22b4fda67787b4b11ec19f9131f937757bf7424c93974d3b9", kill_on_drop: false }`
[INFO] [stdout] 4c573b3b2a51d0f22b4fda67787b4b11ec19f9131f937757bf7424c93974d3b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--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] 431fff1bb12d686af615356a9722065e3fe76c0535441964d26a75fc00d62834
[INFO] running `Command { std: "docker" "start" "-a" "431fff1bb12d686af615356a9722065e3fe76c0535441964d26a75fc00d62834", kill_on_drop: false }`
[INFO] [stderr]    Compiling matrixgraph v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused attribute
[INFO] [stdout]   --> src/lib.rs:42:1
[INFO] [stdout]    |
[INFO] [stdout] 42 | #![crate_type = "dylib"]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove this attribute
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] note: attribute also specified here
[INFO] [stdout]   --> src/lib.rs:41:1
[INFO] [stdout]    |
[INFO] [stdout] 41 | #![crate_type = "lib"]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.52s
[INFO] running `Command { std: "docker" "inspect" "431fff1bb12d686af615356a9722065e3fe76c0535441964d26a75fc00d62834", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "431fff1bb12d686af615356a9722065e3fe76c0535441964d26a75fc00d62834", kill_on_drop: false }`
[INFO] [stdout] 431fff1bb12d686af615356a9722065e3fe76c0535441964d26a75fc00d62834
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--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] 3dbd629695ce5da9fe34335292cc9984e098c12456a2dce60379762f789e95d7
[INFO] running `Command { std: "docker" "start" "-a" "3dbd629695ce5da9fe34335292cc9984e098c12456a2dce60379762f789e95d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling matrixgraph v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused attribute
[INFO] [stdout]   --> src/lib.rs:42:1
[INFO] [stdout]    |
[INFO] [stdout] 42 | #![crate_type = "dylib"]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove this attribute
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] note: attribute also specified here
[INFO] [stdout]   --> src/lib.rs:41:1
[INFO] [stdout]    |
[INFO] [stdout] 41 | #![crate_type = "lib"]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/simple_graph.rs:217:33
[INFO] [stdout]     |
[INFO] [stdout] 217 |         g.set_edge((1, 1), Some((1.0f64)));
[INFO] [stdout]     |                                 ^      ^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:48:9
[INFO] [stdout]     |
[INFO] [stdout] 48  | #![deny(unused_parens)]
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 217 -         g.set_edge((1, 1), Some((1.0f64)));
[INFO] [stdout] 217 +         g.set_edge((1, 1), Some(1.0f64));
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused attribute
[INFO] [stdout]   --> src/lib.rs:42:1
[INFO] [stdout]    |
[INFO] [stdout] 42 | #![crate_type = "dylib"]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove this attribute
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] note: attribute also specified here
[INFO] [stdout]   --> src/lib.rs:41:1
[INFO] [stdout]    |
[INFO] [stdout] 41 | #![crate_type = "lib"]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `Command { std: "docker" "inspect" "3dbd629695ce5da9fe34335292cc9984e098c12456a2dce60379762f789e95d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3dbd629695ce5da9fe34335292cc9984e098c12456a2dce60379762f789e95d7", kill_on_drop: false }`
[INFO] [stdout] 3dbd629695ce5da9fe34335292cc9984e098c12456a2dce60379762f789e95d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", 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] a4b5e9ff6fa84cb4198eb800f3c2e7cc0d279d1cb648ce61aec765846dfbde13
[INFO] running `Command { std: "docker" "start" "-a" "a4b5e9ff6fa84cb4198eb800f3c2e7cc0d279d1cb648ce61aec765846dfbde13", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused attribute
[INFO] [stdout] running 11 tests
[INFO] [stderr]   --> src/lib.rs:42:1
[INFO] [stdout] test digraph::test::test_graph_construction_3 ... ok
[INFO] [stderr]    |
[INFO] [stdout] test digraph::test::test_graph_construction_1 ... ok
[INFO] [stderr] 42 | #![crate_type = "dylib"]
[INFO] [stdout] test simple_graph::test::test_graph_construction_1 ... ok
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove this attribute
[INFO] [stdout] test simple_graph::test::test_graph_construction_6 ... ok
[INFO] [stderr]    |
[INFO] [stdout] test simple_graph::test::test_graph_construction_3 ... ok
[INFO] [stderr]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] test simple_graph::test::test_graph_construction_5 ... ok
[INFO] [stderr] note: attribute also specified here
[INFO] [stderr]   --> src/lib.rs:41:1
[INFO] [stderr]    |
[INFO] [stderr] 41 | #![crate_type = "lib"]
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr] 
[INFO] [stderr] warning: `matrixgraph` (lib) generated 1 warning
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/simple_graph.rs:217:33
[INFO] [stderr]     |
[INFO] [stderr] 217 |         g.set_edge((1, 1), Some((1.0f64)));
[INFO] [stderr]     |                                 ^      ^
[INFO] [stderr]     |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]    --> src/lib.rs:48:9
[INFO] [stderr]     |
[INFO] [stderr] 48  | #![deny(unused_parens)]
[INFO] [stderr]     |         ^^^^^^^^^^^^^
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 217 -         g.set_edge((1, 1), Some((1.0f64)));
[INFO] [stderr] 217 +         g.set_edge((1, 1), Some(1.0f64));
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: `matrixgraph` (lib test) generated 2 warnings (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/matrixgraph-529e4996343ac6de)
[INFO] [stdout] test digraph::test::test_graph_construction_4 - should panic ... ok
[INFO] [stdout] test digraph::test::test_graph_construction_2 - should panic ... ok
[INFO] [stdout] test simple_graph::test::test_graph_construction_2 - should panic ... ok
[INFO] [stdout] test simple_graph::test::test_graph_construction_4 - should panic ... ok
[INFO] [stderr]    Doc-tests matrixgraph
[INFO] [stdout] test simple_graph::test::test_graph_construction_7 - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 32) ... ok
[INFO] [stdout] test src/lib.rs - (line 27) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.65s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a4b5e9ff6fa84cb4198eb800f3c2e7cc0d279d1cb648ce61aec765846dfbde13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4b5e9ff6fa84cb4198eb800f3c2e7cc0d279d1cb648ce61aec765846dfbde13", kill_on_drop: false }`
[INFO] [stdout] a4b5e9ff6fa84cb4198eb800f3c2e7cc0d279d1cb648ce61aec765846dfbde13