[INFO] cloning repository https://github.com/rmirabelli/udallas_programming_languages_2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rmirabelli/udallas_programming_languages_2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frmirabelli%2Fudallas_programming_languages_2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frmirabelli%2Fudallas_programming_languages_2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 904cc8d4f872b43b286ce7b50745098e487c2ba0
[INFO] testing rmirabelli/udallas_programming_languages_2020 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frmirabelli%2Fudallas_programming_languages_2020" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rmirabelli/udallas_programming_languages_2020 on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rmirabelli/udallas_programming_languages_2020
[INFO] finished tweaking git repo https://github.com/rmirabelli/udallas_programming_languages_2020
[INFO] tweaked toml for git repo https://github.com/rmirabelli/udallas_programming_languages_2020 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/rmirabelli/udallas_programming_languages_2020 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d19e882f9135353b36f44a7c052836ddcd3cef417098aff14bb0aed0500559a7
[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" "d19e882f9135353b36f44a7c052836ddcd3cef417098aff14bb0aed0500559a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d19e882f9135353b36f44a7c052836ddcd3cef417098aff14bb0aed0500559a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d19e882f9135353b36f44a7c052836ddcd3cef417098aff14bb0aed0500559a7", kill_on_drop: false }`
[INFO] [stdout] d19e882f9135353b36f44a7c052836ddcd3cef417098aff14bb0aed0500559a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e179bc4c0832454594f00e21c88fb81ae34ee3dfbb012cfa0c8112fec2474e35
[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" "e179bc4c0832454594f00e21c88fb81ae34ee3dfbb012cfa0c8112fec2474e35", kill_on_drop: false }`
[INFO] [stderr]    Compiling first-interp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "e179bc4c0832454594f00e21c88fb81ae34ee3dfbb012cfa0c8112fec2474e35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e179bc4c0832454594f00e21c88fb81ae34ee3dfbb012cfa0c8112fec2474e35", kill_on_drop: false }`
[INFO] [stdout] e179bc4c0832454594f00e21c88fb81ae34ee3dfbb012cfa0c8112fec2474e35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "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] 279a48eb14579c282556d6ecc1cd006cca068e7a4f44b60ef25d5e363479d2dc
[INFO] running `Command { std: "docker" "start" "-a" "279a48eb14579c282556d6ecc1cd006cca068e7a4f44b60ef25d5e363479d2dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling first-interp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `Command { std: "docker" "inspect" "279a48eb14579c282556d6ecc1cd006cca068e7a4f44b60ef25d5e363479d2dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "279a48eb14579c282556d6ecc1cd006cca068e7a4f44b60ef25d5e363479d2dc", kill_on_drop: false }`
[INFO] [stdout] 279a48eb14579c282556d6ecc1cd006cca068e7a4f44b60ef25d5e363479d2dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "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] 0427d4108eb5136ac7306a0924de5a940324c5c89f0c92c810779b0e727a561e
[INFO] running `Command { std: "docker" "start" "-a" "0427d4108eb5136ac7306a0924de5a940324c5c89f0c92c810779b0e727a561e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.45s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/first_interp-0057472af4a5ae89
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::basic_environment_variable ... ok
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] test tests::two_environment_variables_mult_impl_on_expression ... ok
[INFO] [stdout] test tests::basic_addition ... ok
[INFO] [stdout] test tests::basic_subtraction ... ok
[INFO] [stdout] test tests::basic_multiplication ... ok
[INFO] [stdout] test tests::two_environment_variables ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0427d4108eb5136ac7306a0924de5a940324c5c89f0c92c810779b0e727a561e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0427d4108eb5136ac7306a0924de5a940324c5c89f0c92c810779b0e727a561e", kill_on_drop: false }`
[INFO] [stdout] 0427d4108eb5136ac7306a0924de5a940324c5c89f0c92c810779b0e727a561e