[INFO] fetching crate lazy-st 0.2.2...
[INFO] testing lazy-st-0.2.2 against 1.47.0 for beta-1.48-1
[INFO] extracting crate lazy-st 0.2.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate lazy-st 0.2.2 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lazy-st 0.2.2
[INFO] finished tweaking crates.io crate lazy-st 0.2.2
[INFO] tweaked toml for crates.io crate lazy-st 0.2.2 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 536e296a2189f94f8d972cab4408a0d00e6c7038d36ff36173a57ac82252f941
[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" "536e296a2189f94f8d972cab4408a0d00e6c7038d36ff36173a57ac82252f941", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "536e296a2189f94f8d972cab4408a0d00e6c7038d36ff36173a57ac82252f941", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "536e296a2189f94f8d972cab4408a0d00e6c7038d36ff36173a57ac82252f941", kill_on_drop: false }`
[INFO] [stdout] 536e296a2189f94f8d972cab4408a0d00e6c7038d36ff36173a57ac82252f941
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dce0edc330fe2bf1d5b34ae36e2b3b937191cb52b2bea10284c926ac9d3aef42
[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" "dce0edc330fe2bf1d5b34ae36e2b3b937191cb52b2bea10284c926ac9d3aef42", kill_on_drop: false }`
[INFO] [stderr]    Compiling lazy-st v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "dce0edc330fe2bf1d5b34ae36e2b3b937191cb52b2bea10284c926ac9d3aef42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dce0edc330fe2bf1d5b34ae36e2b3b937191cb52b2bea10284c926ac9d3aef42", kill_on_drop: false }`
[INFO] [stdout] dce0edc330fe2bf1d5b34ae36e2b3b937191cb52b2bea10284c926ac9d3aef42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.47.0" "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] b2d76225a35b9a17c1b2af55d3b6e330624c52e6e3bcb2cf569f1a3704930159
[INFO] running `Command { std: "docker" "start" "-a" "b2d76225a35b9a17c1b2af55d3b6e330624c52e6e3bcb2cf569f1a3704930159", kill_on_drop: false }`
[INFO] [stderr]    Compiling lazy-st v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `Command { std: "docker" "inspect" "b2d76225a35b9a17c1b2af55d3b6e330624c52e6e3bcb2cf569f1a3704930159", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2d76225a35b9a17c1b2af55d3b6e330624c52e6e3bcb2cf569f1a3704930159", kill_on_drop: false }`
[INFO] [stdout] b2d76225a35b9a17c1b2af55d3b6e330624c52e6e3bcb2cf569f1a3704930159
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a9f6c1dd442cd96d260cd79875ec33e6af2cb87b715a356362b15bad7b8361a2
[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" "a9f6c1dd442cd96d260cd79875ec33e6af2cb87b715a356362b15bad7b8361a2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/lazy_st-1a13060598bc09e6
[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
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tests-291a03cda752c802
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test evaluate_just_once ... ok
[INFO] [stdout] test no_evaluate_if_not_accessed ... ok
[INFO] [stdout] test multiple_closures ... ok
[INFO] [stderr] thread '<unnamed>' panicked at 'Muahahahah', tests/tests.rs:58:13
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x55cf9f22fc10 - std::backtrace_rs::backtrace::libunwind::trace::h577ea05e9ca4629a
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96
[INFO] [stderr]    1:     0x55cf9f22fc10 - std::backtrace_rs::backtrace::trace_unsynchronized::h50b9b72b84c7dd56
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/../../backtrace/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x55cf9f22fc10 - std::sys_common::backtrace::_print_fmt::h6541cf9823837fac
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:79
[INFO] [stderr]    3:     0x55cf9f22fc10 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hf64fbff071026df5
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:58
[INFO] [stderr]    4:     0x55cf9f252a5c - core::fmt::write::h9ddafa4860d8adff
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/core/src/fmt/mod.rs:1082
[INFO] [stderr]    5:     0x55cf9f22c897 - std::io::Write::write_fmt::h1d2ee292d2b65481
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/io/mod.rs:1514
[INFO] [stderr]    6:     0x55cf9f232090 - std::sys_common::backtrace::_print::ha25f9ff5080d886d
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:61
[INFO] [stderr]    7:     0x55cf9f232090 - std::sys_common::backtrace::print::h213e8aa8dc5405c0
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:48
[INFO] [stderr]    8:     0x55cf9f232090 - std::panicking::default_hook::{{closure}}::h6482fae49ef9d963
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:200
[INFO] [stderr]    9:     0x55cf9f231ddc - std::panicking::default_hook::he30ad7589e0970f9
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:219
[INFO] [stderr]   10:     0x55cf9f2326f3 - std::panicking::rust_panic_with_hook::haa1ed36ada4ffb03
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:569
[INFO] [stderr]   11:     0x55cf9f1d0b38 - std::panicking::begin_panic::{{closure}}::hb2cf479d7ea7dd6b
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:498
[INFO] [stderr]   12:     0x55cf9f1cfd98 - std::sys_common::backtrace::__rust_end_short_backtrace::hed45a10ad13da3b0
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:153
[INFO] [stderr]   13:     0x55cf9f1d0a63 - std::panicking::begin_panic::h496e72ec5aeb98d9
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:497
[INFO] [stderr]   14:     0x55cf9f1d4cbb - tests::drop_internal_data_just_once::{{closure}}::{{closure}}::h407c59a51c994cde
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/tests.rs:58
[INFO] [stderr]   15:     0x55cf9f1d15a1 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hd41c69e761d2f0a6
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/core/src/ops/function.rs:227
[INFO] [stderr]   16:     0x55cf9f1d6378 - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::he9e0302ca497dd73
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/alloc/src/boxed.rs:1042
[INFO] [stderr]   17:     0x55cf9f1d5de3 - <A as lazy_st::Evaluate<B>>::evaluate::h8177097b6b39f8d7
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:185
[INFO] [stderr]   18:     0x55cf9f1cfc38 - lazy_st::Thunk<E,V>::force::h510fe84e96bf9293
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:123
[INFO] [stderr]   19:     0x55cf9f1d4d69 - tests::drop_internal_data_just_once::{{closure}}::h3449aa7e19212bd6
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/tests.rs:60
[INFO] [stderr]   20:     0x55cf9f1cfdce - std::sys_common::backtrace::__rust_begin_short_backtrace::h5354d82620841476
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys_common/backtrace.rs:137
[INFO] [stderr]   21:     0x55cf9f1d7b1a - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hce236db81105e0b9
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/thread/mod.rs:458
[INFO] [stderr]   22:     0x55cf9f1d5cae - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h31b09af81dd148df
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panic.rs:308
[INFO] [stderr]   23:     0x55cf9f1d0c2a - std::panicking::try::do_call::h6eb6be19b4006cad
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:373
[INFO] [stderr]   24:     0x55cf9f1d0e9d - __rust_try
[INFO] [stderr]   25:     0x55cf9f1d0b97 - std::panicking::try::h05a295aae2b9b6fb
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panicking.rs:337
[INFO] [stderr]   26:     0x55cf9f1d5d3e - std::panic::catch_unwind::hcb361fe647939ae6
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/panic.rs:379
[INFO] [stderr]   27:     0x55cf9f1d794e - std::thread::Builder::spawn_unchecked::{{closure}}::h29c5f3e851887e52
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/thread/mod.rs:457
[INFO] [stderr]   28:     0x55cf9f1d15be - core::ops::function::FnOnce::call_once{{vtable.shim}}::hd67b8a2558e705c2
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/core/src/ops/function.rs:227
[INFO] [stderr]   29:     0x55cf9f238eaa - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h670c50864ac2cb92
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/alloc/src/boxed.rs:1042
[INFO] [stderr]   30:     0x55cf9f238eaa - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h2511952749086d81
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/alloc/src/boxed.rs:1042
[INFO] [stderr]   31:     0x55cf9f238eaa - std::sys::unix::thread::Thread::new::thread_start::h5ad4ddffe24373a8
[INFO] [stderr]                                at /rustc/18bf6b4f01a6feaf7259ba7cdae58031af1b7b39/library/std/src/sys/unix/thread.rs:87
[INFO] [stderr]   32:     0x7f7e2166b609 - start_thread
[INFO] [stderr]   33:     0x7f7e21577103 - clone
[INFO] [stderr]   34:                0x0 - <unknown>
[INFO] [stdout] test drop_internal_data_just_once ... ok
[INFO] [stderr]    Doc-tests lazy-st
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - (line 17) ... ok
[INFO] [stdout] test src/lib.rs - Thunk<E, V>::new (line 93) ... ok
[INFO] [stdout] test src/lib.rs - (line 34) ... ok
[INFO] [stdout] test src/lib.rs - Thunk<E, V>::evaluated (line 105) ... ok
[INFO] [stdout] test src/lib.rs - lazy (line 71) ... ok
[INFO] [stdout] test src/lib.rs - Thunk<E, V>::unwrap (line 131) ... ok
[INFO] [stdout] test src/lib.rs - Evaluate (line 159) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a9f6c1dd442cd96d260cd79875ec33e6af2cb87b715a356362b15bad7b8361a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9f6c1dd442cd96d260cd79875ec33e6af2cb87b715a356362b15bad7b8361a2", kill_on_drop: false }`
[INFO] [stdout] a9f6c1dd442cd96d260cd79875ec33e6af2cb87b715a356362b15bad7b8361a2
