[INFO] fetching crate canrun_basic 0.1.0...
[INFO] testing canrun_basic-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate canrun_basic 0.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate canrun_basic 0.1.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate canrun_basic 0.1.0
[INFO] finished tweaking crates.io crate canrun_basic 0.1.0
[INFO] tweaked toml for crates.io crate canrun_basic 0.1.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 78c81a0fc53f1b376d475f8e56a402bdd05684d4956f07939e36513ab9d6885a
[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" "78c81a0fc53f1b376d475f8e56a402bdd05684d4956f07939e36513ab9d6885a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "78c81a0fc53f1b376d475f8e56a402bdd05684d4956f07939e36513ab9d6885a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78c81a0fc53f1b376d475f8e56a402bdd05684d4956f07939e36513ab9d6885a", kill_on_drop: false }`
[INFO] [stdout] 78c81a0fc53f1b376d475f8e56a402bdd05684d4956f07939e36513ab9d6885a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--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] 58653de1d9b0f5ff952dc2207b7e15a113f23b3817ea8d1e27b2556abf3298bc
[INFO] running `Command { std: "docker" "start" "-a" "58653de1d9b0f5ff952dc2207b7e15a113f23b3817ea8d1e27b2556abf3298bc", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_xoshiro v0.4.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling im-rc v15.0.0
[INFO] [stderr]    Compiling canrun_codegen v0.1.0
[INFO] [stderr]    Compiling canrun v0.1.0
[INFO] [stderr]    Compiling canrun_basic v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.28s
[INFO] running `Command { std: "docker" "inspect" "58653de1d9b0f5ff952dc2207b7e15a113f23b3817ea8d1e27b2556abf3298bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58653de1d9b0f5ff952dc2207b7e15a113f23b3817ea8d1e27b2556abf3298bc", kill_on_drop: false }`
[INFO] [stdout] 58653de1d9b0f5ff952dc2207b7e15a113f23b3817ea8d1e27b2556abf3298bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] fee499f4657a4e09996c4bac0f1f445c00fd6891eed29bc97cf5089c82eaa404
[INFO] running `Command { std: "docker" "start" "-a" "fee499f4657a4e09996c4bac0f1f445c00fd6891eed29bc97cf5089c82eaa404", kill_on_drop: false }`
[INFO] [stderr]    Compiling canrun_basic v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.26s
[INFO] running `Command { std: "docker" "inspect" "fee499f4657a4e09996c4bac0f1f445c00fd6891eed29bc97cf5089c82eaa404", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fee499f4657a4e09996c4bac0f1f445c00fd6891eed29bc97cf5089c82eaa404", kill_on_drop: false }`
[INFO] [stdout] fee499f4657a4e09996c4bac0f1f445c00fd6891eed29bc97cf5089c82eaa404
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 73bb2dee852308b75305badb5b20dba9080af619feff2f20d81090217e83e198
[INFO] running `Command { std: "docker" "start" "-a" "73bb2dee852308b75305badb5b20dba9080af619feff2f20d81090217e83e198", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/canrun_basic-c4a19048d3300597
[INFO] [stdout] 
[INFO] [stdout] running 22 tests
[INFO] [stdout] test cmp::gt::tests::fails ... ok
[INFO] [stdout] test cmp::lt::tests::succeeds ... ok
[INFO] [stdout] test cmp::lte::tests::fails ... ok
[INFO] [stdout] test cmp::gte::tests::fails ... ok
[INFO] [stdout] test cmp::min::tests::succeeds_lte ... ok
[INFO] [stdout] test ops::add::tests::fails ... ok
[INFO] [stdout] test ops::div::tests::fails ... ok
[INFO] [stdout] test ops::mul::tests::fails ... ok
[INFO] [stdout] test cmp::max::tests::fails ... ok
[INFO] [stdout] test ops::sub::tests::fails ... ok
[INFO] [stdout] test ops::div::tests::succeeds ... ok
[INFO] [stdout] test cmp::min::tests::fails ... ok
[INFO] [stdout] test cmp::max::tests::succeeds_gte ... ok
[INFO] [stdout] test ops::add::tests::succeeds ... ok
[INFO] [stdout] test cmp::max::tests::succeeds_gt ... ok
[INFO] [stdout] test ops::mul::tests::succeeds ... ok
[INFO] [stdout] test ops::sub::tests::succeeds ... ok
[INFO] [stdout] test cmp::min::tests::succeeds_lt ... ok
[INFO] [stdout] test cmp::lt::tests::fails ... ok
[INFO] [stdout] test cmp::gt::tests::succeeds ... ok
[INFO] [stdout] test cmp::lte::tests::succeeds ... ok
[INFO] [stderr]    Doc-tests canrun_basic
[INFO] [stdout] test cmp::gte::tests::succeeds ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 22 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test src/ops/div.rs - ops::div::div (line 10) ... ok
[INFO] [stdout] test src/ops/sub.rs - ops::sub::sub (line 10) ... ok
[INFO] [stdout] test src/cmp/gte.rs - cmp::gte::gte (line 10) ... ok
[INFO] [stdout] test src/ops/mul.rs - ops::mul::mul (line 10) ... ok
[INFO] [stdout] test src/cmp/gt.rs - cmp::gt::gt (line 10) ... ok
[INFO] [stdout] test src/cmp/lte.rs - cmp::lte::lte (line 10) ... ok
[INFO] [stdout] test src/ops/add.rs - ops::add::add (line 10) ... ok
[INFO] [stdout] test src/cmp/min.rs - cmp::min::min (line 10) ... ok
[INFO] [stdout] test src/cmp/lt.rs - cmp::lt::lt (line 10) ... ok
[INFO] [stdout] test src/cmp/max.rs - cmp::max::max (line 10) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "73bb2dee852308b75305badb5b20dba9080af619feff2f20d81090217e83e198", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73bb2dee852308b75305badb5b20dba9080af619feff2f20d81090217e83e198", kill_on_drop: false }`
[INFO] [stdout] 73bb2dee852308b75305badb5b20dba9080af619feff2f20d81090217e83e198