[INFO] fetching crate random-picker 0.2.3...
[INFO] testing random-picker-0.2.3 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-8
[INFO] extracting crate random-picker 0.2.3 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate random-picker 0.2.3
[INFO] finished tweaking crates.io crate random-picker 0.2.3
[INFO] tweaked toml for crates.io crate random-picker 0.2.3 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate random-picker 0.2.3 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate random-picker 0.2.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8fccdc7e08ab6fe79aacedbafffa98f70fe9148211c246212803c9b3176a1b42
[INFO] running `Command { std: "docker" "start" "-a" "8fccdc7e08ab6fe79aacedbafffa98f70fe9148211c246212803c9b3176a1b42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8fccdc7e08ab6fe79aacedbafffa98f70fe9148211c246212803c9b3176a1b42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fccdc7e08ab6fe79aacedbafffa98f70fe9148211c246212803c9b3176a1b42", kill_on_drop: false }`
[INFO] [stdout] 8fccdc7e08ab6fe79aacedbafffa98f70fe9148211c246212803c9b3176a1b42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b97475c356cae43071e4b42413b12ffd859b99e4c95f9b900ef699f30dcb951d
[INFO] running `Command { std: "docker" "start" "-a" "b97475c356cae43071e4b42413b12ffd859b99e4c95f9b900ef699f30dcb951d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.161
[INFO] [stderr]    Compiling syn v2.0.86
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling random-picker v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.16s
[INFO] running `Command { std: "docker" "inspect" "b97475c356cae43071e4b42413b12ffd859b99e4c95f9b900ef699f30dcb951d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b97475c356cae43071e4b42413b12ffd859b99e4c95f9b900ef699f30dcb951d", kill_on_drop: false }`
[INFO] [stdout] b97475c356cae43071e4b42413b12ffd859b99e4c95f9b900ef699f30dcb951d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 72b25537b64900411f804272796055b01fe78bafc96870905d2064cefef7a7b1
[INFO] running `Command { std: "docker" "start" "-a" "72b25537b64900411f804272796055b01fe78bafc96870905d2064cefef7a7b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling random-picker v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "72b25537b64900411f804272796055b01fe78bafc96870905d2064cefef7a7b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72b25537b64900411f804272796055b01fe78bafc96870905d2064cefef7a7b1", kill_on_drop: false }`
[INFO] [stdout] 72b25537b64900411f804272796055b01fe78bafc96870905d2064cefef7a7b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 08bd0d369e997e82b6cdf90e1c8f2bd4f1d0f89662af62c1259b6c47b1d34c72
[INFO] running `Command { std: "docker" "start" "-a" "08bd0d369e997e82b6cdf90e1c8f2bd4f1d0f89662af62c1259b6c47b1d34c72", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests lib.rs (/opt/rustwide/target/debug/deps/random_picker-6c044fedba9bf0d2)
[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 unittests main.rs (/opt/rustwide/target/debug/deps/random_picker-6f1bb181705360b4)
[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]    Doc-tests random_picker
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test config.rs - config::Config<T>::new (line 27) ... ok
[INFO] [stdout] test config.rs - config::Config<T>::check (line 43) ... ok
[INFO] [stdout] test config.rs - config::Config<T>::is_fair (line 70) ... ok
[INFO] [stdout] test picker.rs - picker::Picker<T,R>::table_len (line 68) ... ok
[INFO] [stdout] test lib.rs - pick (line 16) ... ok
[INFO] [stdout] test config.rs - config::Config<String>::append_str (line 125) ... ok
[INFO] [stdout] test picker.rs - picker::Picker<T,R>::test_freqs (line 109) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 9.08s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "08bd0d369e997e82b6cdf90e1c8f2bd4f1d0f89662af62c1259b6c47b1d34c72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08bd0d369e997e82b6cdf90e1c8f2bd4f1d0f89662af62c1259b6c47b1d34c72", kill_on_drop: false }`
[INFO] [stdout] 08bd0d369e997e82b6cdf90e1c8f2bd4f1d0f89662af62c1259b6c47b1d34c72