[INFO] fetching crate pylauncher 0.1.1...
[INFO] testing pylauncher-0.1.1 against 1.54.0 for beta-1.55-1
[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 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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 `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded exec v0.3.1
[INFO] [stderr]   Downloaded dbg v1.0.4
[INFO] running `Command { std: "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" "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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5bab5f617c3aa70c96756b1061f73a65114363d16341aef5c6d6605707f4c6a2
[INFO] running `Command { std: "docker" "start" "-a" "5bab5f617c3aa70c96756b1061f73a65114363d16341aef5c6d6605707f4c6a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5bab5f617c3aa70c96756b1061f73a65114363d16341aef5c6d6605707f4c6a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bab5f617c3aa70c96756b1061f73a65114363d16341aef5c6d6605707f4c6a2", kill_on_drop: false }`
[INFO] [stdout] 5bab5f617c3aa70c96756b1061f73a65114363d16341aef5c6d6605707f4c6a2
[INFO] running `Command { std: "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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e017ec35636c75a3b2051e2fd8196165399a0ad8e7ef8af5139ad1cead8dfeed
[INFO] running `Command { std: "docker" "start" "-a" "e017ec35636c75a3b2051e2fd8196165399a0ad8e7ef8af5139ad1cead8dfeed", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling dbg v1.0.4
[INFO] [stderr]    Compiling errno v0.2.7
[INFO] [stderr]    Compiling exec v0.3.1
[INFO] [stderr]    Compiling pylauncher v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/specs.rs:12:17
[INFO] [stdout]    |
[INFO] [stdout] 12 |     bytes: &mut Iterator<Item = &'a u8>) -> SpecPart<T> {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = &'a u8>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/specs.rs:19:17
[INFO] [stdout]    |
[INFO] [stdout] 19 |             b'0'...b'9' => {
[INFO] [stdout]    |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/specs.rs:21:21
[INFO] [stdout]    |
[INFO] [stdout] 21 |                 let mut n = number;
[INFO] [stdout]    |                     ----^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.83s
[INFO] running `Command { std: "docker" "inspect" "e017ec35636c75a3b2051e2fd8196165399a0ad8e7ef8af5139ad1cead8dfeed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e017ec35636c75a3b2051e2fd8196165399a0ad8e7ef8af5139ad1cead8dfeed", kill_on_drop: false }`
[INFO] [stdout] e017ec35636c75a3b2051e2fd8196165399a0ad8e7ef8af5139ad1cead8dfeed
[INFO] running `Command { std: "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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 263858b04ab8424e2c8da2e4d72dd8e4c6158e80b6bf8ca54d114fecf0620071
[INFO] running `Command { std: "docker" "start" "-a" "263858b04ab8424e2c8da2e4d72dd8e4c6158e80b6bf8ca54d114fecf0620071", kill_on_drop: false }`
[INFO] [stderr]    Compiling pylauncher v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/specs.rs:12:17
[INFO] [stdout]    |
[INFO] [stdout] 12 |     bytes: &mut Iterator<Item = &'a u8>) -> SpecPart<T> {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = &'a u8>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/specs.rs:19:17
[INFO] [stdout]    |
[INFO] [stdout] 19 |             b'0'...b'9' => {
[INFO] [stdout]    |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/specs.rs:21:21
[INFO] [stdout]    |
[INFO] [stdout] 21 |                 let mut n = number;
[INFO] [stdout]    |                     ----^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "263858b04ab8424e2c8da2e4d72dd8e4c6158e80b6bf8ca54d114fecf0620071", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "263858b04ab8424e2c8da2e4d72dd8e4c6158e80b6bf8ca54d114fecf0620071", kill_on_drop: false }`
[INFO] [stdout] 263858b04ab8424e2c8da2e4d72dd8e4c6158e80b6bf8ca54d114fecf0620071
[INFO] running `Command { std: "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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 239006d12c69f2808d4daedd50387bb80e9708ced546e9b9557707b743e2bc41
[INFO] running `Command { std: "docker" "start" "-a" "239006d12c69f2808d4daedd50387bb80e9708ced546e9b9557707b743e2bc41", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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 0.09s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/py-ab3d7782f3040e84)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test specs::tests::test_parse_spec_major ... ok
[INFO] [stdout] test specs::tests::test_parse_spec_minor ... ok
[INFO] [stdout] test specs::tests::test_parse_spec_part_number ... ok
[INFO] [stdout] test specs::tests::test_parse_spec_part_number_dot ... ok
[INFO] [stdout] test specs::tests::test_parse_spec_part_only_dot ... ok
[INFO] [stdout] test specs::tests::test_parse_spec_trailing_dot ... ok
[INFO] [stdout] test specs::tests::test_parse_spec_trailing_garbage ... ok
[INFO] [stdout] test specs::tests::test_parse_spec_wrong_dash ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "239006d12c69f2808d4daedd50387bb80e9708ced546e9b9557707b743e2bc41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "239006d12c69f2808d4daedd50387bb80e9708ced546e9b9557707b743e2bc41", kill_on_drop: false }`
[INFO] [stdout] 239006d12c69f2808d4daedd50387bb80e9708ced546e9b9557707b743e2bc41
