[INFO] fetching crate bubblemath 0.1.2...
[INFO] testing bubblemath-0.1.2 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate bubblemath 0.1.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate bubblemath 0.1.2 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bubblemath 0.1.2
[INFO] finished tweaking crates.io crate bubblemath 0.1.2
[INFO] tweaked toml for crates.io crate bubblemath 0.1.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 76161d344fc225926d403535ef2ea0e5608a4102e632860ec2f99c3e5884799a
[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" "76161d344fc225926d403535ef2ea0e5608a4102e632860ec2f99c3e5884799a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76161d344fc225926d403535ef2ea0e5608a4102e632860ec2f99c3e5884799a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76161d344fc225926d403535ef2ea0e5608a4102e632860ec2f99c3e5884799a", kill_on_drop: false }`
[INFO] [stdout] 76161d344fc225926d403535ef2ea0e5608a4102e632860ec2f99c3e5884799a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9b52b00214dfafeb0e56b415d107856b48df802c150f6b9c93d79ed67a102844
[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" "9b52b00214dfafeb0e56b415d107856b48df802c150f6b9c93d79ed67a102844", kill_on_drop: false }`
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling num-complex v0.4.0
[INFO] [stderr]    Compiling num v0.4.0
[INFO] [stderr]    Compiling bubblemath v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.71s
[INFO] running `Command { std: "docker" "inspect" "9b52b00214dfafeb0e56b415d107856b48df802c150f6b9c93d79ed67a102844", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b52b00214dfafeb0e56b415d107856b48df802c150f6b9c93d79ed67a102844", kill_on_drop: false }`
[INFO] [stdout] 9b52b00214dfafeb0e56b415d107856b48df802c150f6b9c93d79ed67a102844
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+722e1797249a965b6335aebd65d777f917e498f1" "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] f352aeb571e2200e515e47754257f5925b8c258c7cf07317f6a27bb36afea0ad
[INFO] running `Command { std: "docker" "start" "-a" "f352aeb571e2200e515e47754257f5925b8c258c7cf07317f6a27bb36afea0ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling bubblemath v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.39s
[INFO] running `Command { std: "docker" "inspect" "f352aeb571e2200e515e47754257f5925b8c258c7cf07317f6a27bb36afea0ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f352aeb571e2200e515e47754257f5925b8c258c7cf07317f6a27bb36afea0ad", kill_on_drop: false }`
[INFO] [stdout] f352aeb571e2200e515e47754257f5925b8c258c7cf07317f6a27bb36afea0ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+722e1797249a965b6335aebd65d777f917e498f1" "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] 951c3cf820f453b847f27c1bc08cf0d6715eea6f1c02a04e2898114403e4ffce
[INFO] running `Command { std: "docker" "start" "-a" "951c3cf820f453b847f27c1bc08cf0d6715eea6f1c02a04e2898114403e4ffce", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bubblemath-71a7dc04fa182607)
[INFO] [stdout] running 2 tests
[INFO] [stdout] test number_theory::tests::factorization ... ok
[INFO] [stderr]    Doc-tests bubblemath
[INFO] [stdout] test number_theory::tests::primality_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.21s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/number_theory.rs - number_theory::mod_inv_sieve (line 387) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/number_theory.rs - number_theory::mod_inv_sieve (line 387) stdout ----
[INFO] [stdout] error: expected `;`, found `r`
[INFO] [stdout]  --> src/number_theory.rs:388:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | p = qa + r
[INFO] [stdout]   |           ^ help: add `;` here
[INFO] [stdout] 4 | r = -qa (mod p)
[INFO] [stdout]   | - unexpected token
[INFO] [stdout] 
[INFO] [stdout] error: expected expression, found keyword `mod`
[INFO] [stdout]  --> src/number_theory.rs:389:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | r = -qa (mod p)
[INFO] [stdout]   |          ^^^ expected expression
[INFO] [stdout] 
[INFO] [stdout] error: expected `;`, found `inv`
[INFO] [stdout]  --> src/number_theory.rs:389:16
[INFO] [stdout]   |
[INFO] [stdout] 4 | r = -qa (mod p)
[INFO] [stdout]   |                ^ help: add `;` here
[INFO] [stdout] 5 | inv(a) = -q * inv(r) (mod p)
[INFO] [stdout]   | --- unexpected token
[INFO] [stdout] 
[INFO] [stdout] error: expected expression, found keyword `mod`
[INFO] [stdout]  --> src/number_theory.rs:390:23
[INFO] [stdout]   |
[INFO] [stdout] 5 | inv(a) = -q * inv(r) (mod p)
[INFO] [stdout]   |                       ^^^ expected expression
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `p` in this scope
[INFO] [stdout]  --> src/number_theory.rs:388:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | p = qa + r
[INFO] [stdout]   | ^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `qa` in this scope
[INFO] [stdout]  --> src/number_theory.rs:388:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | p = qa + r
[INFO] [stdout]   |     ^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `r` in this scope
[INFO] [stdout]  --> src/number_theory.rs:388:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | p = qa + r
[INFO] [stdout]   |          ^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `r` in this scope
[INFO] [stdout]  --> src/number_theory.rs:389:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | r = -qa (mod p)
[INFO] [stdout]   | ^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `inv` in this scope
[INFO] [stdout]  --> src/number_theory.rs:390:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | inv(a) = -q * inv(r) (mod p)
[INFO] [stdout]   | ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `a` in this scope
[INFO] [stdout]  --> src/number_theory.rs:390:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | inv(a) = -q * inv(r) (mod p)
[INFO] [stdout]   |     ^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `q` in this scope
[INFO] [stdout]  --> src/number_theory.rs:390:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | inv(a) = -q * inv(r) (mod p)
[INFO] [stdout]   |           ^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0070]: invalid left-hand side of assignment
[INFO] [stdout]  --> src/number_theory.rs:390:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | inv(a) = -q * inv(r) (mod p)
[INFO] [stdout]   | ------ ^
[INFO] [stdout]   | |
[INFO] [stdout]   | cannot assign to this expression
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 12 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0070, E0425.
[INFO] [stdout] For more information about an error, try `rustc --explain E0070`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/number_theory.rs - number_theory::mod_inv_sieve (line 387)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.23s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "951c3cf820f453b847f27c1bc08cf0d6715eea6f1c02a04e2898114403e4ffce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "951c3cf820f453b847f27c1bc08cf0d6715eea6f1c02a04e2898114403e4ffce", kill_on_drop: false }`
[INFO] [stdout] 951c3cf820f453b847f27c1bc08cf0d6715eea6f1c02a04e2898114403e4ffce