[INFO] fetching crate srand 0.4.0...
[INFO] testing srand-0.4.0 against beta-2020-10-09 for beta-1.48-1
[INFO] extracting crate srand 0.4.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate srand 0.4.0 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate srand 0.4.0
[INFO] finished tweaking crates.io crate srand 0.4.0
[INFO] tweaked toml for crates.io crate srand 0.4.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", 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] cb3c768a28b966a60f5f4fd74a72000b3286cd11de5e361ab28b4c8b1bcb05e7
[INFO] running `Command { std: "docker" "start" "-a" "cb3c768a28b966a60f5f4fd74a72000b3286cd11de5e361ab28b4c8b1bcb05e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb3c768a28b966a60f5f4fd74a72000b3286cd11de5e361ab28b4c8b1bcb05e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb3c768a28b966a60f5f4fd74a72000b3286cd11de5e361ab28b4c8b1bcb05e7", kill_on_drop: false }`
[INFO] [stdout] cb3c768a28b966a60f5f4fd74a72000b3286cd11de5e361ab28b4c8b1bcb05e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8fb32731a38e9055df13194ca1b2498886f259214674ce01eeba1b091236a8d8
[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" "8fb32731a38e9055df13194ca1b2498886f259214674ce01eeba1b091236a8d8", kill_on_drop: false }`
[INFO] [stderr]    Compiling srand v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this arithmetic operation will overflow
[INFO] [stdout]    --> src/rand.rs:217:48
[INFO] [stdout]     |
[INFO] [stdout] 217 |             let f: f64 = self.int64() as f64 / (1 << 63) as f64;
[INFO] [stdout]     |                                                ^^^^^^^^^ attempt to shift left by `63_i32`, which would overflow
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(arithmetic_overflow)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "8fb32731a38e9055df13194ca1b2498886f259214674ce01eeba1b091236a8d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fb32731a38e9055df13194ca1b2498886f259214674ce01eeba1b091236a8d8", kill_on_drop: false }`
[INFO] [stdout] 8fb32731a38e9055df13194ca1b2498886f259214674ce01eeba1b091236a8d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4677c205d21219a0ad868c357efdacb4a509ae12bf647fe1ecea95595c351926
[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" "4677c205d21219a0ad868c357efdacb4a509ae12bf647fe1ecea95595c351926", kill_on_drop: false }`
[INFO] [stderr]    Compiling srand v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this arithmetic operation will overflow
[INFO] [stdout]    --> src/rand.rs:217:48
[INFO] [stdout]     |
[INFO] [stdout] 217 |             let f: f64 = self.int64() as f64 / (1 << 63) as f64;
[INFO] [stdout]     |                                                ^^^^^^^^^ attempt to shift left by `63_i32`, which would overflow
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(arithmetic_overflow)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.50s
[INFO] running `Command { std: "docker" "inspect" "4677c205d21219a0ad868c357efdacb4a509ae12bf647fe1ecea95595c351926", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4677c205d21219a0ad868c357efdacb4a509ae12bf647fe1ecea95595c351926", kill_on_drop: false }`
[INFO] [stdout] 4677c205d21219a0ad868c357efdacb4a509ae12bf647fe1ecea95595c351926
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 507f7c6f126d2897f394359d4d182c4a43c9ef3006ab25e544c473b2e37f2f1a
[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" "507f7c6f126d2897f394359d4d182c4a43c9ef3006ab25e544c473b2e37f2f1a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: this arithmetic operation will overflow
[INFO] [stderr]    --> src/rand.rs:217:48
[INFO] [stderr]     |
[INFO] [stderr] 217 |             let f: f64 = self.int64() as f64 / (1 << 63) as f64;
[INFO] [stderr]     |                                                ^^^^^^^^^ attempt to shift left by `63_i32`, which would overflow
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(arithmetic_overflow)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.36s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/srand-fc9128fe8940e4d0
[INFO] [stdout] running 5 tests
[INFO] [stdout] thread local: 0, index: 0, 5577006791947779410
[INFO] [stdout] thread local: 0, index: 1, 8674665223082153551
[INFO] [stdout] thread local: 0, index: 2, 6129484611666145821
[INFO] [stdout] test source::test::print_const ... ok
[INFO] [stdout] test source::test::test_ops ... ok
[INFO] [stdout] test reader::test::random_read_examples ... ok
[INFO] [stdout] thread local: 1, index: 0, 5577006791947779410
[INFO] [stdout] thread local: 1, index: 1, 8674665223082153551
[INFO] [stdout] thread local: 1, index: 2, 6129484611666145821
[INFO] [stdout] thread local: 2, index: 0, 5577006791947779410
[INFO] [stdout] thread local: 2, index: 1, 8674665223082153551
[INFO] [stdout] thread local: 2, index: 2, 6129484611666145821
[INFO] [stdout] thread local: 3, index: 0, 5577006791947779410
[INFO] [stdout] thread local: 3, index: 1, 8674665223082153551
[INFO] [stdout] thread local: 3, index: 2, 6129484611666145821
[INFO] [stdout] thread: 2, index: 0, 5577006791947779410
[INFO] [stdout] thread: 2, index: 1, 6129484611666145821
[INFO] [stdout] thread: 0, index: 0, 4037200794235010051
[INFO] [stdout] thread: 0, index: 1, 6334824724549167320
[INFO] [stdout] thread: 0, index: 2, 605394647632969758
[INFO] [stdout] thread: 3, index: 0, 1443635317331776148
[INFO] [stdout] thread: 3, index: 1, 894385949183117216
[INFO] [stdout] thread: 3, index: 2, 2775422040480279449
[INFO] [stdout] test thread_local::test::example_thread_local ... ok
[INFO] [stdout] thread: 2, index: 2, 3916589616287113937
[INFO] [stderr]    Doc-tests srand
[INFO] [stdout] thread: 1, index: 0, 8674665223082153551
[INFO] [stdout] thread: 1, index: 1, 4751997750760398084
[INFO] [stdout] thread: 1, index: 2, 7504504064263669287
[INFO] [stdout] test rand::test::examples ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test src/rand.rs - rand::Rand<S>::new (line 33) ... ok
[INFO] [stdout] test src/rand.rs - rand::Rand<S>::float64 (line 206) ... ok
[INFO] [stdout] test src/source.rs - source::RngSource::new (line 655) ... ok
[INFO] [stdout] test src/rand.rs - rand::Rand<S>::float32 (line 184) ... ok
[INFO] [stdout] test src/rand.rs - rand::Rand<S>::uint32 (line 107) ... ok
[INFO] [stdout] test src/rand.rs - rand::Rand<S>::int64 (line 56) ... ok
[INFO] [stdout] test src/rand.rs - rand::Rand<S>::int32 (line 90) ... ok
[INFO] [stdout] test src/rand.rs - rand::Rand<S>::uint64 (line 73) ... ok
[INFO] [stdout] test src/rand.rs - rand::Rand<S>::int64n (line 154) ... ok
[INFO] [stdout] test src/rand.rs - rand::Rand<S>::shuffle (line 228) ... ok
[INFO] [stdout] test src/rand.rs - rand::Rand<S>::int32n (line 125) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "507f7c6f126d2897f394359d4d182c4a43c9ef3006ab25e544c473b2e37f2f1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "507f7c6f126d2897f394359d4d182c4a43c9ef3006ab25e544c473b2e37f2f1a", kill_on_drop: false }`
[INFO] [stdout] 507f7c6f126d2897f394359d4d182c4a43c9ef3006ab25e544c473b2e37f2f1a
