[INFO] fetching crate crng 0.1.0...
[INFO] testing crng-0.1.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate crng 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate crng 0.1.0
[INFO] finished tweaking crates.io crate crng 0.1.0
[INFO] tweaked toml for crates.io crate crng 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate crng 0.1.0 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 crng 0.1.0 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] f4faaa36beba0476457371fa720862155ce04904601875325abf7d445389fbc5
[INFO] running `Command { std: "docker" "start" "-a" "f4faaa36beba0476457371fa720862155ce04904601875325abf7d445389fbc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f4faaa36beba0476457371fa720862155ce04904601875325abf7d445389fbc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4faaa36beba0476457371fa720862155ce04904601875325abf7d445389fbc5", kill_on_drop: false }`
[INFO] [stdout] f4faaa36beba0476457371fa720862155ce04904601875325abf7d445389fbc5
[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] eb35d65131be341155924a31a0c71b740a984da7b5a4fa9b400bab7655536010
[INFO] running `Command { std: "docker" "start" "-a" "eb35d65131be341155924a31a0c71b740a984da7b5a4fa9b400bab7655536010", kill_on_drop: false }`
[INFO] [stderr]    Compiling crng v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: methods `rnd_between_64` and `get` are never used
[INFO] [stdout]   --> src/core.rs:70:12
[INFO] [stdout]    |
[INFO] [stdout] 24 | impl Rnd {
[INFO] [stdout]    | -------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 70 |     pub fn rnd_between_64(&mut self, lower: f64, upper: f64) -> f64 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 82 |     pub fn get(&mut self) -> f64 {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "eb35d65131be341155924a31a0c71b740a984da7b5a4fa9b400bab7655536010", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb35d65131be341155924a31a0c71b740a984da7b5a4fa9b400bab7655536010", kill_on_drop: false }`
[INFO] [stdout] eb35d65131be341155924a31a0c71b740a984da7b5a4fa9b400bab7655536010
[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] 45a18d5a38cc53bf97184d838f489b310586646acbd7b9d55c985b0ab4ce5652
[INFO] running `Command { std: "docker" "start" "-a" "45a18d5a38cc53bf97184d838f489b310586646acbd7b9d55c985b0ab4ce5652", kill_on_drop: false }`
[INFO] [stderr]    Compiling crng v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: methods `rnd_between_64` and `get` are never used
[INFO] [stdout]   --> src/core.rs:70:12
[INFO] [stdout]    |
[INFO] [stdout] 24 | impl Rnd {
[INFO] [stdout]    | -------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 70 |     pub fn rnd_between_64(&mut self, lower: f64, upper: f64) -> f64 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 82 |     pub fn get(&mut self) -> f64 {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "45a18d5a38cc53bf97184d838f489b310586646acbd7b9d55c985b0ab4ce5652", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45a18d5a38cc53bf97184d838f489b310586646acbd7b9d55c985b0ab4ce5652", kill_on_drop: false }`
[INFO] [stdout] 45a18d5a38cc53bf97184d838f489b310586646acbd7b9d55c985b0ab4ce5652
[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] 646d5c72b03ebc40dcf1dd7d1ee7b3f57be0f6acd93e94e6a6be8592172ee8c9
[INFO] running `Command { std: "docker" "start" "-a" "646d5c72b03ebc40dcf1dd7d1ee7b3f57be0f6acd93e94e6a6be8592172ee8c9", kill_on_drop: false }`
[INFO] [stderr] warning: methods `rnd_between_64` and `get` are never used
[INFO] [stderr]   --> src/core.rs:70:12
[INFO] [stderr]    |
[INFO] [stderr] 24 | impl Rnd {
[INFO] [stderr]    | -------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 70 |     pub fn rnd_between_64(&mut self, lower: f64, upper: f64) -> f64 {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 82 |     pub fn get(&mut self) -> f64 {
[INFO] [stderr]    |            ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `crng` (bin "crng" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/crng-50e4afd422dd2995)
[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 src/main.rs (/opt/rustwide/target/debug/deps/crng-a6929af2aab777bf)
[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 crng
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/core.rs - core::Rnd (line 10) ... FAILED
[INFO] [stdout] test src/core.rs - core::Rnd::rnd_between_64 (line 63) ... FAILED
[INFO] [stdout] test src/core.rs - core::Rnd::rnd_between (line 48) ... FAILED
[INFO] [stdout] test src/core.rs - core::Rnd::get (line 78) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/core.rs - core::Rnd (line 10) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `rng`
[INFO] [stdout]   --> src/core.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use rng::core::Rnd;
[INFO] [stdout]    |     ^^^ use of unresolved module or unlinked crate `rng`
[INFO] [stdout]    |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 11 | use crng::core::Rnd;
[INFO] [stdout]    |     +
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/core.rs - core::Rnd::rnd_between_64 (line 63) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `rng`
[INFO] [stdout]   --> src/core.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 64 | use rng::core::Rnd;
[INFO] [stdout]    |     ^^^ use of unresolved module or unlinked crate `rng`
[INFO] [stdout]    |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 64 | use crng::core::Rnd;
[INFO] [stdout]    |     +
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/core.rs - core::Rnd::rnd_between (line 48) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `rng`
[INFO] [stdout]   --> src/core.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 | use rng::core::Rnd;
[INFO] [stdout]    |     ^^^ use of unresolved module or unlinked crate `rng`
[INFO] [stdout]    |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 49 | use crng::core::Rnd;
[INFO] [stdout]    |     +
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/core.rs - core::Rnd (line 10)
[INFO] [stdout]     src/core.rs - core::Rnd::rnd_between (line 48)
[INFO] [stdout]     src/core.rs - core::Rnd::rnd_between_64 (line 63)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.12s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "646d5c72b03ebc40dcf1dd7d1ee7b3f57be0f6acd93e94e6a6be8592172ee8c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "646d5c72b03ebc40dcf1dd7d1ee7b3f57be0f6acd93e94e6a6be8592172ee8c9", kill_on_drop: false }`
[INFO] [stdout] 646d5c72b03ebc40dcf1dd7d1ee7b3f57be0f6acd93e94e6a6be8592172ee8c9
