[INFO] fetching crate mc_sim 0.1.0...
[INFO] testing mc_sim-0.1.0 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] extracting crate mc_sim 0.1.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate mc_sim 0.1.0 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mc_sim 0.1.0
[INFO] finished tweaking crates.io crate mc_sim 0.1.0
[INFO] tweaked toml for crates.io crate mc_sim 0.1.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate mc_sim 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dfc1fdb06301ca8aa48cd63fff9529eb65b149fec78d21e3686abc3087e56e80
[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" "dfc1fdb06301ca8aa48cd63fff9529eb65b149fec78d21e3686abc3087e56e80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dfc1fdb06301ca8aa48cd63fff9529eb65b149fec78d21e3686abc3087e56e80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfc1fdb06301ca8aa48cd63fff9529eb65b149fec78d21e3686abc3087e56e80", kill_on_drop: false }`
[INFO] [stdout] dfc1fdb06301ca8aa48cd63fff9529eb65b149fec78d21e3686abc3087e56e80
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3ea7510cf4aa1c2deb7bd564d3d0c77f4b4ab4717491e9a2f330dbfda856c647
[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" "3ea7510cf4aa1c2deb7bd564d3d0c77f4b4ab4717491e9a2f330dbfda856c647", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.56
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling futures-core v0.3.8
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling getrandom v0.2.0
[INFO] [stderr]    Compiling futures-sink v0.3.8
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling futures-io v0.3.8
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling event-listener v2.5.1
[INFO] [stderr]    Compiling cached_proc_macro_types v0.1.0
[INFO] [stderr]    Compiling humantime v2.0.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling matrixmultiply v0.2.4
[INFO] [stderr]    Compiling futures-task v0.3.8
[INFO] [stderr]    Compiling futures-channel v0.3.8
[INFO] [stderr]    Compiling async-mutex v1.4.0
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_core v0.6.0
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling generic-array v0.13.2
[INFO] [stderr]    Compiling rand v0.8.0
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling alga v0.9.3
[INFO] [stderr]    Compiling rand_distr v0.2.2
[INFO] [stderr]    Compiling nalgebra v0.19.0
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling fraction v0.8.0
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling async-trait v0.1.42
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling cached_proc_macro v0.6.0
[INFO] [stderr]    Compiling pin-project v1.0.2
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling futures-executor v0.3.8
[INFO] [stderr]    Compiling futures v0.3.8
[INFO] [stderr]    Compiling cached v0.22.0
[INFO] [stderr]    Compiling statrs v0.13.0
[INFO] [stderr]    Compiling mc_sim v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.57s
[INFO] running `Command { std: "docker" "inspect" "3ea7510cf4aa1c2deb7bd564d3d0c77f4b4ab4717491e9a2f330dbfda856c647", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ea7510cf4aa1c2deb7bd564d3d0c77f4b4ab4717491e9a2f330dbfda856c647", kill_on_drop: false }`
[INFO] [stdout] 3ea7510cf4aa1c2deb7bd564d3d0c77f4b4ab4717491e9a2f330dbfda856c647
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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] acad5b7b59f3f6e1bc1fe7267ec9e3a7acb06969b5c15425bb2b9fde17bfd5db
[INFO] running `Command { std: "docker" "start" "-a" "acad5b7b59f3f6e1bc1fe7267ec9e3a7acb06969b5c15425bb2b9fde17bfd5db", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling bstr v0.2.14
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling csv v1.1.5
[INFO] [stderr]    Compiling structopt v0.3.21
[INFO] [stderr]    Compiling mc_sim v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 12.87s
[INFO] running `Command { std: "docker" "inspect" "acad5b7b59f3f6e1bc1fe7267ec9e3a7acb06969b5c15425bb2b9fde17bfd5db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acad5b7b59f3f6e1bc1fe7267ec9e3a7acb06969b5c15425bb2b9fde17bfd5db", kill_on_drop: false }`
[INFO] [stdout] acad5b7b59f3f6e1bc1fe7267ec9e3a7acb06969b5c15425bb2b9fde17bfd5db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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] b1a2db63de72585980c783223607766ace8aab672f79f57b9a47906ad3216445
[INFO] running `Command { std: "docker" "start" "-a" "b1a2db63de72585980c783223607766ace8aab672f79f57b9a47906ad3216445", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mc_sim-89ee16e3b501a6d7)
[INFO] [stderr]    Doc-tests mc_sim
[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 15 tests
[INFO] [stdout] test src/stream.rs - stream::StreamResults::luck (line 51) ... ok
[INFO] [stdout] test src/run.rs - run::RunSim::new (line 114) ... ok
[INFO] [stdout] test src/drop.rs - drop::DropSim::get_drop (line 89) ... ok
[INFO] [stdout] test src/stats.rs - stats::attempts_to_reach_target (line 228) ... ok
[INFO] [stdout] test src/run.rs - run::Run::new (line 14) ... ok
[INFO] [stdout] test src/stats.rs - stats::item_drop_probability (line 186) ... ok
[INFO] [stdout] test src/stream.rs - stream::Stream::simulate (line 156) ... ok
[INFO] [stdout] test src/stats.rs - stats::item_drop_range (line 214) ... ok
[INFO] [stdout] test src/stream.rs - stream::StreamResults::probability (line 75) ... ok
[INFO] [stdout] test src/stats.rs - stats::BlazeRodDistribution::new (line 129) ... ok
[INFO] [stdout] test src/sim.rs - sim::SimulationGoalsBuilder::new (line 42) ... ok
[INFO] [stdout] test src/stats.rs - stats::item_drop_average (line 200) ... ok
[INFO] [stdout] test src/stats.rs - stats::EnderPearlDistribution::new (line 34) ... ok
[INFO] [stdout] test src/drop.rs - drop::DropConfig::new (line 40) ... ok
[INFO] [stdout] test src/sim.rs - sim::Simulation::new (line 249) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 10.48s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b1a2db63de72585980c783223607766ace8aab672f79f57b9a47906ad3216445", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1a2db63de72585980c783223607766ace8aab672f79f57b9a47906ad3216445", kill_on_drop: false }`
[INFO] [stdout] b1a2db63de72585980c783223607766ace8aab672f79f57b9a47906ad3216445