[INFO] fetching crate pylauncher 0.1.1...
[INFO] testing pylauncher-0.1.1 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate pylauncher 0.1.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate pylauncher 0.1.1 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate pylauncher 0.1.1
[INFO] finished tweaking crates.io crate pylauncher 0.1.1
[INFO] tweaked toml for crates.io crate pylauncher 0.1.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c38bb8c6dd01b5d0ac4d6aa23693b4a401bd1db29302486256a1fd7c59be4590
[INFO] running `"docker" "start" "-a" "c38bb8c6dd01b5d0ac4d6aa23693b4a401bd1db29302486256a1fd7c59be4590"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling dbg v1.0.4
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling errno v0.2.5
[INFO] [stderr]    Compiling exec v0.3.1
[INFO] [stderr]    Compiling pylauncher v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/specs.rs:12:17
[INFO] [stderr]    |
[INFO] [stderr] 12 |     bytes: &mut Iterator<Item = &'a u8>) -> SpecPart<T> {
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = &'a u8>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/specs.rs:19:17
[INFO] [stderr]    |
[INFO] [stderr] 19 |             b'0'...b'9' => {
[INFO] [stderr]    |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/specs.rs:21:21
[INFO] [stderr]    |
[INFO] [stderr] 21 |                 let mut n = number;
[INFO] [stderr]    |                     ----^
[INFO] [stderr]    |                     |
[INFO] [stderr]    |                     help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.43s
[INFO] running `"docker" "inspect" "c38bb8c6dd01b5d0ac4d6aa23693b4a401bd1db29302486256a1fd7c59be4590"`
[INFO] running `"docker" "rm" "-f" "c38bb8c6dd01b5d0ac4d6aa23693b4a401bd1db29302486256a1fd7c59be4590"`
[INFO] [stdout] c38bb8c6dd01b5d0ac4d6aa23693b4a401bd1db29302486256a1fd7c59be4590
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 84b797202b71db71bb49035b257469bc9f7bd23f40cca15338a0f2d634d8b89b
[INFO] running `"docker" "start" "-a" "84b797202b71db71bb49035b257469bc9f7bd23f40cca15338a0f2d634d8b89b"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling pylauncher v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/specs.rs:12:17
[INFO] [stderr]    |
[INFO] [stderr] 12 |     bytes: &mut Iterator<Item = &'a u8>) -> SpecPart<T> {
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = &'a u8>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/specs.rs:19:17
[INFO] [stderr]    |
[INFO] [stderr] 19 |             b'0'...b'9' => {
[INFO] [stderr]    |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/specs.rs:21:21
[INFO] [stderr]    |
[INFO] [stderr] 21 |                 let mut n = number;
[INFO] [stderr]    |                     ----^
[INFO] [stderr]    |                     |
[INFO] [stderr]    |                     help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `"docker" "inspect" "84b797202b71db71bb49035b257469bc9f7bd23f40cca15338a0f2d634d8b89b"`
[INFO] running `"docker" "rm" "-f" "84b797202b71db71bb49035b257469bc9f7bd23f40cca15338a0f2d634d8b89b"`
[INFO] [stdout] 84b797202b71db71bb49035b257469bc9f7bd23f40cca15338a0f2d634d8b89b
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5b5e58e140c32dfe0cdba134aeee5ba973ebd789dfcb69b714adb4d56c24ecf7
[INFO] running `"docker" "start" "-a" "5b5e58e140c32dfe0cdba134aeee5ba973ebd789dfcb69b714adb4d56c24ecf7"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/specs.rs:12:17
[INFO] [stderr]    |
[INFO] [stderr] 12 |     bytes: &mut Iterator<Item = &'a u8>) -> SpecPart<T> {
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = &'a u8>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/specs.rs:19:17
[INFO] [stderr]    |
[INFO] [stderr] 19 |             b'0'...b'9' => {
[INFO] [stderr]    |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/specs.rs:21:21
[INFO] [stderr]    |
[INFO] [stderr] 21 |                 let mut n = number;
[INFO] [stderr]    |                     ----^
[INFO] [stderr]    |                     |
[INFO] [stderr]    |                     help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/py-327911159c0b6cfd
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test specs::tests::test_parse_spec_trailing_dot ... ok
[INFO] [stdout] test specs::tests::test_parse_spec_part_number_dot ... ok
[INFO] [stdout] test specs::tests::test_parse_spec_part_number ... ok
[INFO] [stdout] test specs::tests::test_parse_spec_major ... ok
[INFO] [stdout] test specs::tests::test_parse_spec_wrong_dash ... ok
[INFO] [stdout] test specs::tests::test_parse_spec_minor ... ok
[INFO] [stdout] test specs::tests::test_parse_spec_part_only_dot ... ok
[INFO] [stdout] test specs::tests::test_parse_spec_trailing_garbage ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "5b5e58e140c32dfe0cdba134aeee5ba973ebd789dfcb69b714adb4d56c24ecf7"`
[INFO] running `"docker" "rm" "-f" "5b5e58e140c32dfe0cdba134aeee5ba973ebd789dfcb69b714adb4d56c24ecf7"`
[INFO] [stdout] 5b5e58e140c32dfe0cdba134aeee5ba973ebd789dfcb69b714adb4d56c24ecf7