[INFO] cloning repository https://github.com/collinsmith/rust-by-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/collinsmith/rust-by-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcollinsmith%2Frust-by-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcollinsmith%2Frust-by-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a198148af655a4d5fbd1b4fe7bd16c046395606b
[INFO] testing collinsmith/rust-by-example against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcollinsmith%2Frust-by-example" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/collinsmith/rust-by-example on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/collinsmith/rust-by-example
[INFO] finished tweaking git repo https://github.com/collinsmith/rust-by-example
[INFO] tweaked toml for git repo https://github.com/collinsmith/rust-by-example written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/collinsmith/rust-by-example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d0a617e975aadaaf388d496ea7622c8fab7286a2ff516d03c43a8a3527a7bf96
[INFO] running `Command { std: "docker" "start" "-a" "d0a617e975aadaaf388d496ea7622c8fab7286a2ff516d03c43a8a3527a7bf96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d0a617e975aadaaf388d496ea7622c8fab7286a2ff516d03c43a8a3527a7bf96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0a617e975aadaaf388d496ea7622c8fab7286a2ff516d03c43a8a3527a7bf96", kill_on_drop: false }`
[INFO] [stdout] d0a617e975aadaaf388d496ea7622c8fab7286a2ff516d03c43a8a3527a7bf96
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a308e3fa06e1339f7a001e9b34550e7b0146753d653b4e81b64790f803121d65
[INFO] running `Command { std: "docker" "start" "-a" "a308e3fa06e1339f7a001e9b34550e7b0146753d653b4e81b64790f803121d65", kill_on_drop: false }`
[INFO] [stderr]    Compiling debug v0.1.0 (/opt/rustwide/workdir/1-2-1-debug)
[INFO] [stderr]    Compiling hello-world v0.1.0 (/opt/rustwide/workdir/1-0-hello-world)
[INFO] [stderr]    Compiling comments v0.1.0 (/opt/rustwide/workdir/1-1-0-comments)
[INFO] [stderr]    Compiling formatting v0.1.0 (/opt/rustwide/workdir/1-2-3-formatting)
[INFO] [stderr]    Compiling linked_list v0.1.0 (/opt/rustwide/workdir/3-2-3-linked_list)
[INFO] [stderr]    Compiling enums v0.1.0 (/opt/rustwide/workdir/3-2-0-enums)
[INFO] [stderr]    Compiling arrays_and_slices v0.1.0 (/opt/rustwide/workdir/2-3-arrays_and_slices)
[INFO] [stderr]    Compiling tuples v0.1.0 (/opt/rustwide/workdir/2-2-tuples)
[INFO] [stderr]    Compiling formatted-print v0.1.0 (/opt/rustwide/workdir/1-2-0-formatted-print)
[INFO] [stderr]    Compiling casting v0.1.0 (/opt/rustwide/workdir/5-1-casting)
[INFO] [stderr]    Compiling display v0.1.0 (/opt/rustwide/workdir/1-2-2-display)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "a308e3fa06e1339f7a001e9b34550e7b0146753d653b4e81b64790f803121d65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a308e3fa06e1339f7a001e9b34550e7b0146753d653b4e81b64790f803121d65", kill_on_drop: false }`
[INFO] [stdout] a308e3fa06e1339f7a001e9b34550e7b0146753d653b4e81b64790f803121d65
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d7753ac7f21e93fcfba670220c02a7c942a0b3f713760949e1ee8695d6a35d49
[INFO] running `Command { std: "docker" "start" "-a" "d7753ac7f21e93fcfba670220c02a7c942a0b3f713760949e1ee8695d6a35d49", kill_on_drop: false }`
[INFO] [stderr]    Compiling linked_list v0.1.0 (/opt/rustwide/workdir/3-2-3-linked_list)
[INFO] [stderr]    Compiling tuples v0.1.0 (/opt/rustwide/workdir/2-2-tuples)
[INFO] [stderr]    Compiling debug v0.1.0 (/opt/rustwide/workdir/1-2-1-debug)
[INFO] [stderr]    Compiling formatted-print v0.1.0 (/opt/rustwide/workdir/1-2-0-formatted-print)
[INFO] [stderr]    Compiling enums v0.1.0 (/opt/rustwide/workdir/3-2-0-enums)
[INFO] [stderr]    Compiling comments v0.1.0 (/opt/rustwide/workdir/1-1-0-comments)
[INFO] [stderr]    Compiling hello-world v0.1.0 (/opt/rustwide/workdir/1-0-hello-world)
[INFO] [stderr]    Compiling display v0.1.0 (/opt/rustwide/workdir/1-2-2-display)
[INFO] [stderr]    Compiling casting v0.1.0 (/opt/rustwide/workdir/5-1-casting)
[INFO] [stderr]    Compiling formatting v0.1.0 (/opt/rustwide/workdir/1-2-3-formatting)
[INFO] [stderr]    Compiling arrays_and_slices v0.1.0 (/opt/rustwide/workdir/2-3-arrays_and_slices)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "d7753ac7f21e93fcfba670220c02a7c942a0b3f713760949e1ee8695d6a35d49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7753ac7f21e93fcfba670220c02a7c942a0b3f713760949e1ee8695d6a35d49", kill_on_drop: false }`
[INFO] [stdout] d7753ac7f21e93fcfba670220c02a7c942a0b3f713760949e1ee8695d6a35d49
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9a65b634567b40e5eac2b6143f6b2ce7ed65a9317f68e916bca3497cba16d227
[INFO] running `Command { std: "docker" "start" "-a" "9a65b634567b40e5eac2b6143f6b2ce7ed65a9317f68e916bca3497cba16d227", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/arrays_and_slices-1924fb99ac2f8544)
[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 (/opt/rustwide/target/debug/deps/casting-0c47d2d3f8e4f21e)
[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 (/opt/rustwide/target/debug/deps/comments-5e2a9fb6f9dd2f58)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/debug-ac78bd15492f58ad)
[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] [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 (/opt/rustwide/target/debug/deps/display-645eac7a22a555dc)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/enums-9857a36297294e40)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/formatted_print-ecbf2c4b12f91cb3)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/formatting-6c8f26fad27615c4)
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hello_world-282476370480119e)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/linked_list-a1f89ae75c6febbb)
[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] [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] [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] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::hello_world_identity ... ok
[INFO] [stdout] test tests::hello_world_asymmetric ... ok
[INFO] [stdout] test tests::hello_world_symmetric ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tuples-20dd305a7290fff0)
[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] [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" "9a65b634567b40e5eac2b6143f6b2ce7ed65a9317f68e916bca3497cba16d227", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a65b634567b40e5eac2b6143f6b2ce7ed65a9317f68e916bca3497cba16d227", kill_on_drop: false }`
[INFO] [stdout] 9a65b634567b40e5eac2b6143f6b2ce7ed65a9317f68e916bca3497cba16d227