[INFO] fetching crate random_sequence 0.1.1...
[INFO] testing random_sequence-0.1.1 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-8
[INFO] extracting crate random_sequence 0.1.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate random_sequence 0.1.1
[INFO] finished tweaking crates.io crate random_sequence 0.1.1
[INFO] tweaked toml for crates.io crate random_sequence 0.1.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate random_sequence 0.1.1 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 23 packages to latest compatible versions
[INFO] [stderr]       Adding primes v0.3.0 (available: v0.4.0)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 6d771429c47f9ed89ae241d04a26965dd59d58fed5712dde6b315c985a6c91da
[INFO] running `Command { std: "docker" "start" "-a" "6d771429c47f9ed89ae241d04a26965dd59d58fed5712dde6b315c985a6c91da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d771429c47f9ed89ae241d04a26965dd59d58fed5712dde6b315c985a6c91da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d771429c47f9ed89ae241d04a26965dd59d58fed5712dde6b315c985a6c91da", kill_on_drop: false }`
[INFO] [stdout] 6d771429c47f9ed89ae241d04a26965dd59d58fed5712dde6b315c985a6c91da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] d6b031a1b9dcf1cbfa61a2455e7e9ec1282b89f38f70ae91e2f7157216cbc4f2
[INFO] running `Command { std: "docker" "start" "-a" "d6b031a1b9dcf1cbfa61a2455e7e9ec1282b89f38f70ae91e2f7157216cbc4f2", kill_on_drop: false }`
[INFO] [stderr]    Compiling primes v0.3.0
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling num v0.4.3
[INFO] [stderr]    Compiling random_sequence v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `first_prime_above` is never used
[INFO] [stdout]   --> src/lib.rs:10:4
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn first_prime_above(mut value: u64) -> u64 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/lib.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | impl RandomSequence {
[INFO] [stdout]    | ------------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 34 |     fn new(start: u64, end: u64) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.78s
[INFO] running `Command { std: "docker" "inspect" "d6b031a1b9dcf1cbfa61a2455e7e9ec1282b89f38f70ae91e2f7157216cbc4f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6b031a1b9dcf1cbfa61a2455e7e9ec1282b89f38f70ae91e2f7157216cbc4f2", kill_on_drop: false }`
[INFO] [stdout] d6b031a1b9dcf1cbfa61a2455e7e9ec1282b89f38f70ae91e2f7157216cbc4f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 5f5cfe5ca47e05f936e71d4adb9c4de50e44dfb29608c5bcce98898d1af1b068
[INFO] running `Command { std: "docker" "start" "-a" "5f5cfe5ca47e05f936e71d4adb9c4de50e44dfb29608c5bcce98898d1af1b068", kill_on_drop: false }`
[INFO] [stdout] warning: function `first_prime_above` is never used
[INFO] [stdout]   --> src/lib.rs:10:4
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn first_prime_above(mut value: u64) -> u64 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/lib.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | impl RandomSequence {
[INFO] [stdout]    | ------------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 34 |     fn new(start: u64, end: u64) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling random_sequence v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "5f5cfe5ca47e05f936e71d4adb9c4de50e44dfb29608c5bcce98898d1af1b068", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f5cfe5ca47e05f936e71d4adb9c4de50e44dfb29608c5bcce98898d1af1b068", kill_on_drop: false }`
[INFO] [stdout] 5f5cfe5ca47e05f936e71d4adb9c4de50e44dfb29608c5bcce98898d1af1b068
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 3c3857bed901faa50641e0e63cc53bef8017b8fc09ec6fddcb46a767c5ad3bd2
[INFO] running `Command { std: "docker" "start" "-a" "3c3857bed901faa50641e0e63cc53bef8017b8fc09ec6fddcb46a767c5ad3bd2", kill_on_drop: false }`
[INFO] [stderr] warning: function `first_prime_above` is never used
[INFO] [stderr]   --> src/lib.rs:10:4
[INFO] [stderr]    |
[INFO] [stderr] 10 | fn first_prime_above(mut value: u64) -> u64 {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/lib.rs:34:8
[INFO] [stderr]    |
[INFO] [stderr] 27 | impl RandomSequence {
[INFO] [stderr]    | ------------------- associated function in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 34 |     fn new(start: u64, end: u64) -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `random_sequence` (lib) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/random_sequence-213b58166b093b77)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test ... ok
[INFO] [stderr]    Doc-tests random_sequence
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.20s
[INFO] [stdout] 
[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" "3c3857bed901faa50641e0e63cc53bef8017b8fc09ec6fddcb46a767c5ad3bd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c3857bed901faa50641e0e63cc53bef8017b8fc09ec6fddcb46a767c5ad3bd2", kill_on_drop: false }`
[INFO] [stdout] 3c3857bed901faa50641e0e63cc53bef8017b8fc09ec6fddcb46a767c5ad3bd2