[INFO] fetching crate safe-mix 1.0.1...
[INFO] testing safe-mix-1.0.1 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate safe-mix 1.0.1 into /workspace/builds/worker-106/source
[INFO] validating manifest of crates.io crate safe-mix 1.0.1 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate safe-mix 1.0.1
[INFO] finished tweaking crates.io crate safe-mix 1.0.1
[INFO] tweaked toml for crates.io crate safe-mix 1.0.1 written to /workspace/builds/worker-106/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ad173e8cfdb427aea37064066d29f1e07c23ef948dc5346d28aac1e87b2dab19
[INFO] running `Command { std: "docker" "start" "-a" "ad173e8cfdb427aea37064066d29f1e07c23ef948dc5346d28aac1e87b2dab19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad173e8cfdb427aea37064066d29f1e07c23ef948dc5346d28aac1e87b2dab19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad173e8cfdb427aea37064066d29f1e07c23ef948dc5346d28aac1e87b2dab19", kill_on_drop: false }`
[INFO] [stdout] ad173e8cfdb427aea37064066d29f1e07c23ef948dc5346d28aac1e87b2dab19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 09a995ff56ab3d3eb000eca60f75a4177c08ba6fec4ce68f2676e2c9393e6688
[INFO] running `Command { std: "docker" "start" "-a" "09a995ff56ab3d3eb000eca60f75a4177c08ba6fec4ce68f2676e2c9393e6688", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling safe-mix v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "09a995ff56ab3d3eb000eca60f75a4177c08ba6fec4ce68f2676e2c9393e6688", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09a995ff56ab3d3eb000eca60f75a4177c08ba6fec4ce68f2676e2c9393e6688", kill_on_drop: false }`
[INFO] [stdout] 09a995ff56ab3d3eb000eca60f75a4177c08ba6fec4ce68f2676e2c9393e6688
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b2f5b844082977daf717abe940942316db1ca151ea6dda3bd21f657612c635ce
[INFO] running `Command { std: "docker" "start" "-a" "b2f5b844082977daf717abe940942316db1ca151ea6dda3bd21f657612c635ce", kill_on_drop: false }`
[INFO] [stderr]    Compiling safe-mix v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "b2f5b844082977daf717abe940942316db1ca151ea6dda3bd21f657612c635ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2f5b844082977daf717abe940942316db1ca151ea6dda3bd21f657612c635ce", kill_on_drop: false }`
[INFO] [stdout] b2f5b844082977daf717abe940942316db1ca151ea6dda3bd21f657612c635ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 76f34a111842f2bed8bdef4f33b7428e7946d2eab66a3cd9c765d3530679279e
[INFO] running `Command { std: "docker" "start" "-a" "76f34a111842f2bed8bdef4f33b7428e7946d2eab66a3cd9c765d3530679279e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/safe_mix-0f084af62ca96933)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::triplet_mix_works_on_second_level ... ok
[INFO] [stdout] test tests::triplet_mix_works_on_third_level ... ok
[INFO] [stdout] test tests::triplet_mix_works_on_first_level ... ok
[INFO] [stdout] test tests::sub_mix_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests safe-mix
[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] running `Command { std: "docker" "inspect" "76f34a111842f2bed8bdef4f33b7428e7946d2eab66a3cd9c765d3530679279e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76f34a111842f2bed8bdef4f33b7428e7946d2eab66a3cd9c765d3530679279e", kill_on_drop: false }`
[INFO] [stdout] 76f34a111842f2bed8bdef4f33b7428e7946d2eab66a3cd9c765d3530679279e