[INFO] fetching crate mathguru 0.2.0...
[INFO] testing mathguru-0.2.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate mathguru 0.2.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate mathguru 0.2.0
[INFO] finished tweaking crates.io crate mathguru 0.2.0
[INFO] tweaked toml for crates.io crate mathguru 0.2.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mathguru 0.2.0 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "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" "+b83b707f97d809763b7861afa7638871f3339a33" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 3 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 80b10322d04e5cea29e0ca190f78ccc766c92c972007091fd34b07d8578af321
[INFO] running `Command { std: "docker" "start" "-a" "80b10322d04e5cea29e0ca190f78ccc766c92c972007091fd34b07d8578af321", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "80b10322d04e5cea29e0ca190f78ccc766c92c972007091fd34b07d8578af321", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80b10322d04e5cea29e0ca190f78ccc766c92c972007091fd34b07d8578af321", kill_on_drop: false }`
[INFO] [stdout] 80b10322d04e5cea29e0ca190f78ccc766c92c972007091fd34b07d8578af321
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 211db680256e2acfe6666dd2f61ff118cfed6a4eb8763ba53b35c4b0b23ed9d3
[INFO] running `Command { std: "docker" "start" "-a" "211db680256e2acfe6666dd2f61ff118cfed6a4eb8763ba53b35c4b0b23ed9d3", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling array-init v2.1.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling mathguru v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.17s
[INFO] running `Command { std: "docker" "inspect" "211db680256e2acfe6666dd2f61ff118cfed6a4eb8763ba53b35c4b0b23ed9d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "211db680256e2acfe6666dd2f61ff118cfed6a4eb8763ba53b35c4b0b23ed9d3", kill_on_drop: false }`
[INFO] [stdout] 211db680256e2acfe6666dd2f61ff118cfed6a4eb8763ba53b35c4b0b23ed9d3
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc85493c105b328159bec878b3232ef2fd53230018902efad8bf2a0b66fb8859
[INFO] running `Command { std: "docker" "start" "-a" "dc85493c105b328159bec878b3232ef2fd53230018902efad8bf2a0b66fb8859", kill_on_drop: false }`
[INFO] [stderr]    Compiling mathguru v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.95s
[INFO] running `Command { std: "docker" "inspect" "dc85493c105b328159bec878b3232ef2fd53230018902efad8bf2a0b66fb8859", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc85493c105b328159bec878b3232ef2fd53230018902efad8bf2a0b66fb8859", kill_on_drop: false }`
[INFO] [stdout] dc85493c105b328159bec878b3232ef2fd53230018902efad8bf2a0b66fb8859
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b830035e7876cc2943b58e449a3bdc93be6d15c2bea7a1658e5c0ab3d86de23e
[INFO] running `Command { std: "docker" "start" "-a" "b830035e7876cc2943b58e449a3bdc93be6d15c2bea7a1658e5c0ab3d86de23e", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mathguru-5fe53bdb040ec7ec)
[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 tests/der.rs (/opt/rustwide/target/debug/deps/der-ac6e1c035533d590)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_derive ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/factorize.rs (/opt/rustwide/target/debug/deps/factorize-645ecb529a2c760a)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_factorize ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/mat.rs (/opt/rustwide/target/debug/deps/mat-910f2510a7a5ea5a)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_matrix ... ok
[INFO] [stdout] test test_determinant ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 17.81s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/poly.rs (/opt/rustwide/target/debug/deps/poly-6d01cacff949cb94)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_polynomial ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 37.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/quat.rs (/opt/rustwide/target/debug/deps/quat-829729b409863f6c)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_quaternion ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 14.18s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mathguru
[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" "b830035e7876cc2943b58e449a3bdc93be6d15c2bea7a1658e5c0ab3d86de23e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b830035e7876cc2943b58e449a3bdc93be6d15c2bea7a1658e5c0ab3d86de23e", kill_on_drop: false }`
[INFO] [stdout] b830035e7876cc2943b58e449a3bdc93be6d15c2bea7a1658e5c0ab3d86de23e