[INFO] fetching crate calc_rational 2.4.1...
[INFO] testing calc_rational-2.4.1 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate calc_rational 2.4.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate calc_rational 2.4.1
[INFO] finished tweaking crates.io crate calc_rational 2.4.1
[INFO] tweaked toml for crates.io crate calc_rational 2.4.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate calc_rational 2.4.1 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] crate crates.io crate calc_rational 2.4.1 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] 73540096ecc90cfbe1d75e31143a1656923c0c98b55d3194bf335ebff359a208
[INFO] running `Command { std: "docker" "start" "-a" "73540096ecc90cfbe1d75e31143a1656923c0c98b55d3194bf335ebff359a208", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "73540096ecc90cfbe1d75e31143a1656923c0c98b55d3194bf335ebff359a208", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73540096ecc90cfbe1d75e31143a1656923c0c98b55d3194bf335ebff359a208", kill_on_drop: false }`
[INFO] [stdout] 73540096ecc90cfbe1d75e31143a1656923c0c98b55d3194bf335ebff359a208
[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] 57a74444efbfbb56c7ea038ce9b8d21ef9f1aebd676df7f347a3dc9accce3152
[INFO] running `Command { std: "docker" "start" "-a" "57a74444efbfbb56c7ea038ce9b8d21ef9f1aebd676df7f347a3dc9accce3152", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling priv_sep v3.0.0-alpha.1.3
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling calc_rational v2.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.24s
[INFO] running `Command { std: "docker" "inspect" "57a74444efbfbb56c7ea038ce9b8d21ef9f1aebd676df7f347a3dc9accce3152", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57a74444efbfbb56c7ea038ce9b8d21ef9f1aebd676df7f347a3dc9accce3152", kill_on_drop: false }`
[INFO] [stdout] 57a74444efbfbb56c7ea038ce9b8d21ef9f1aebd676df7f347a3dc9accce3152
[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] d3aead8edca9bfdd74070503b7b8c7d4cbf3af0171dbbba4af28ab465548e8a0
[INFO] running `Command { std: "docker" "start" "-a" "d3aead8edca9bfdd74070503b7b8c7d4cbf3af0171dbbba4af28ab465548e8a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling calc_rational v2.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.92s
[INFO] running `Command { std: "docker" "inspect" "d3aead8edca9bfdd74070503b7b8c7d4cbf3af0171dbbba4af28ab465548e8a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3aead8edca9bfdd74070503b7b8c7d4cbf3af0171dbbba4af28ab465548e8a0", kill_on_drop: false }`
[INFO] [stdout] d3aead8edca9bfdd74070503b7b8c7d4cbf3af0171dbbba4af28ab465548e8a0
[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] e1740cc04dc230c2730b16da885981555b771e00c48e7f1459fccc5ed3218c5e
[INFO] running `Command { std: "docker" "start" "-a" "e1740cc04dc230c2730b16da885981555b771e00c48e7f1459fccc5ed3218c5e", 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/calc_lib-520a4cec918caad1)
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test cache::tests::test_index ... ok
[INFO] [stdout] test cache::tests::test_len ... ok
[INFO] [stdout] test cache::tests::test_new ... ok
[INFO] [stdout] test cache::tests::test_push ... ok
[INFO] [stdout] test tests::abs ... ok
[INFO] [stdout] test tests::eval ... ok
[INFO] [stdout] test tests::add ... ok
[INFO] [stdout] test tests::empty ... ok
[INFO] [stdout] test cache::tests::test_is_empty ... ok
[INFO] [stdout] test cache::tests::test_get_unsafe ... ok
[INFO] [stdout] test tests::exit ... ok
[INFO] [stdout] test tests::factorial ... ok
[INFO] [stdout] test tests::exp ... ok
[INFO] [stdout] test tests::mult ... ok
[INFO] [stdout] test tests::neg ... ok
[INFO] [stdout] test tests::store ... ok
[INFO] [stdout] test tests::recall_expression ... ok
[INFO] [stdout] test tests::par ... ok
[INFO] [stdout] test tests::term ... ok
[INFO] [stdout] test tests::round ... ok
[INFO] [stdout] test tests::number_literal ... ok
[INFO] [stdout] test cache::tests::test_get ... ok
[INFO] [stdout] test cache::tests::test_index_panic - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/calc-ce195eef7f8cc3ad)
[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 calc_lib
[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" "e1740cc04dc230c2730b16da885981555b771e00c48e7f1459fccc5ed3218c5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1740cc04dc230c2730b16da885981555b771e00c48e7f1459fccc5ed3218c5e", kill_on_drop: false }`
[INFO] [stdout] e1740cc04dc230c2730b16da885981555b771e00c48e7f1459fccc5ed3218c5e