[INFO] cloning repository https://github.com/hiraditya/tcat
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hiraditya/tcat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhiraditya%2Ftcat", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhiraditya%2Ftcat'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 40bc6567689ed06f37dc2c4ab48df73c707af1e6
[INFO] testing hiraditya/tcat against master#ebf0cf75d368c035f4c7e7246d203bd469ee4a51 for pr-137940-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhiraditya%2Ftcat" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hiraditya/tcat on toolchain ebf0cf75d368c035f4c7e7246d203bd469ee4a51
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hiraditya/tcat
[INFO] finished tweaking git repo https://github.com/hiraditya/tcat
[INFO] tweaked toml for git repo https://github.com/hiraditya/tcat written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/hiraditya/tcat 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" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num v0.2.1
[INFO] [stderr]   Downloaded num-rational v0.2.4
[INFO] [stderr]   Downloaded num-complex v0.2.4
[INFO] [stderr]   Downloaded num-bigint v0.2.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c38cf233366b80a038d308811a0b0f2ab9f92af4ce4a1e1ab7afe2bede3ce2ea
[INFO] running `Command { std: "docker" "start" "-a" "c38cf233366b80a038d308811a0b0f2ab9f92af4ce4a1e1ab7afe2bede3ce2ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c38cf233366b80a038d308811a0b0f2ab9f92af4ce4a1e1ab7afe2bede3ce2ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c38cf233366b80a038d308811a0b0f2ab9f92af4ce4a1e1ab7afe2bede3ce2ea", kill_on_drop: false }`
[INFO] [stdout] c38cf233366b80a038d308811a0b0f2ab9f92af4ce4a1e1ab7afe2bede3ce2ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c78bc0d4b20de0ac4d1e6791f20d1ace9eb22263b3f9ee353f7820ee2bb9a9a
[INFO] running `Command { std: "docker" "start" "-a" "0c78bc0d4b20de0ac4d1e6791f20d1ace9eb22263b3f9ee353f7820ee2bb9a9a", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling theorems v0.1.0 (/opt/rustwide/workdir/theorems)
[INFO] [stderr]    Compiling groups v0.1.0 (/opt/rustwide/workdir/groups)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.13s
[INFO] running `Command { std: "docker" "inspect" "0c78bc0d4b20de0ac4d1e6791f20d1ace9eb22263b3f9ee353f7820ee2bb9a9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c78bc0d4b20de0ac4d1e6791f20d1ace9eb22263b3f9ee353f7820ee2bb9a9a", kill_on_drop: false }`
[INFO] [stdout] 0c78bc0d4b20de0ac4d1e6791f20d1ace9eb22263b3f9ee353f7820ee2bb9a9a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b8ef476e1474bf854365ef8a93fad050712d1fde9f25fdad843a39590cc2c40e
[INFO] running `Command { std: "docker" "start" "-a" "b8ef476e1474bf854365ef8a93fad050712d1fde9f25fdad843a39590cc2c40e", kill_on_drop: false }`
[INFO] [stderr]    Compiling theorems v0.1.0 (/opt/rustwide/workdir/theorems)
[INFO] [stderr]    Compiling groups v0.1.0 (/opt/rustwide/workdir/groups)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "b8ef476e1474bf854365ef8a93fad050712d1fde9f25fdad843a39590cc2c40e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8ef476e1474bf854365ef8a93fad050712d1fde9f25fdad843a39590cc2c40e", kill_on_drop: false }`
[INFO] [stdout] b8ef476e1474bf854365ef8a93fad050712d1fde9f25fdad843a39590cc2c40e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f9f0611066e9e4e5900ea1f719185bd8e00d2c770a29cbf0b795a64bd9d0ff4c
[INFO] running `Command { std: "docker" "start" "-a" "f9f0611066e9e4e5900ea1f719185bd8e00d2c770a29cbf0b795a64bd9d0ff4c", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests lib.rs (/opt/rustwide/target/debug/deps/groups-3c4a64938ea2ab23)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test integer_groups::tests::ints_20 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]      Running unittests lib.rs (/opt/rustwide/target/debug/deps/theorems-881c6e068c1b7072)
[INFO] [stdout] running 1 test
[INFO] [stdout] test lagrange::tests::test_lagrange_theorem ... 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]    Doc-tests groups
[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 theorems
[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" "f9f0611066e9e4e5900ea1f719185bd8e00d2c770a29cbf0b795a64bd9d0ff4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9f0611066e9e4e5900ea1f719185bd8e00d2c770a29cbf0b795a64bd9d0ff4c", kill_on_drop: false }`
[INFO] [stdout] f9f0611066e9e4e5900ea1f719185bd8e00d2c770a29cbf0b795a64bd9d0ff4c