[INFO] fetching crate bigs 0.2.4...
[INFO] testing bigs-0.2.4 against 1.59.0 for beta-1.60-1
[INFO] extracting crate bigs 0.2.4 into /workspace/builds/worker-18/source
[INFO] validating manifest of crates.io crate bigs 0.2.4 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bigs 0.2.4
[INFO] finished tweaking crates.io crate bigs 0.2.4
[INFO] tweaked toml for crates.io crate bigs 0.2.4 written to /workspace/builds/worker-18/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dc0705d9ee9716836abd1097374bb256c68db4d3968d9961b686d2c6aa01ddde
[INFO] running `Command { std: "docker" "start" "-a" "dc0705d9ee9716836abd1097374bb256c68db4d3968d9961b686d2c6aa01ddde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc0705d9ee9716836abd1097374bb256c68db4d3968d9961b686d2c6aa01ddde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc0705d9ee9716836abd1097374bb256c68db4d3968d9961b686d2c6aa01ddde", kill_on_drop: false }`
[INFO] [stdout] dc0705d9ee9716836abd1097374bb256c68db4d3968d9961b686d2c6aa01ddde
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf39500dd1bbabbc4f39b26ad048b0749f73462acc4fb6c40c83e9078d4116fa
[INFO] running `Command { std: "docker" "start" "-a" "cf39500dd1bbabbc4f39b26ad048b0749f73462acc4fb6c40c83e9078d4116fa", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling getrandom v0.2.5
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling bigs v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.28s
[INFO] running `Command { std: "docker" "inspect" "cf39500dd1bbabbc4f39b26ad048b0749f73462acc4fb6c40c83e9078d4116fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf39500dd1bbabbc4f39b26ad048b0749f73462acc4fb6c40c83e9078d4116fa", kill_on_drop: false }`
[INFO] [stdout] cf39500dd1bbabbc4f39b26ad048b0749f73462acc4fb6c40c83e9078d4116fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d17b49eda85c542afa08c8c39009ba959c5489eda1c476bf988ff4ab034937a0
[INFO] running `Command { std: "docker" "start" "-a" "d17b49eda85c542afa08c8c39009ba959c5489eda1c476bf988ff4ab034937a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling bigs v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "d17b49eda85c542afa08c8c39009ba959c5489eda1c476bf988ff4ab034937a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d17b49eda85c542afa08c8c39009ba959c5489eda1c476bf988ff4ab034937a0", kill_on_drop: false }`
[INFO] [stdout] d17b49eda85c542afa08c8c39009ba959c5489eda1c476bf988ff4ab034937a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b26338bfb2ffdbe1d2ad1287e2c4665464b98d63dbd7cea555fd49f5d29159c2
[INFO] running `Command { std: "docker" "start" "-a" "b26338bfb2ffdbe1d2ad1287e2c4665464b98d63dbd7cea555fd49f5d29159c2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bigs-4870f43c9ed5982c)
[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] [stderr]      Running tests/main.rs (/opt/rustwide/target/debug/deps/main-0875e77ff7055610)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test error_if_parameters_do_not_fit ... ok
[INFO] [stdout] test graphs_have_the_right_parameters ... ok
[INFO] [stdout] test sampling_is_reproducable ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests bigs
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test src/graph.rs - graph::Graph::complete_graph (line 103) ... ok
[INFO] [stdout] test src/graph.rs - graph::Graph (line 73) ... ok
[INFO] [stdout] test src/sampler.rs - sampler::Sampler (line 57) ... ok
[INFO] [stdout] test src/graph.rs - graph::Graph::insert_edge (line 142) ... ok
[INFO] [stdout] test src/graph.rs - graph::Graph::constraints (line 292) ... ok
[INFO] [stdout] test src/graph.rs - graph::Graph (line 41) ... ok
[INFO] [stdout] test src/graph.rs - graph::Graph::remove_edge (line 200) ... ok
[INFO] [stdout] test src/graph.rs - graph::Graph::variables (line 256) ... ok
[INFO] [stdout] test src/sampler.rs - sampler::Sampler (line 29) ... ok
[INFO] [stdout] test src/sampler.rs - sampler::Sampler (line 74) ... ok
[INFO] [stdout] test src/lib.rs - (line 15) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.65s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b26338bfb2ffdbe1d2ad1287e2c4665464b98d63dbd7cea555fd49f5d29159c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b26338bfb2ffdbe1d2ad1287e2c4665464b98d63dbd7cea555fd49f5d29159c2", kill_on_drop: false }`
[INFO] [stdout] b26338bfb2ffdbe1d2ad1287e2c4665464b98d63dbd7cea555fd49f5d29159c2