[INFO] fetching crate serde-lexpr 0.1.1...
[INFO] testing serde-lexpr-0.1.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate serde-lexpr 0.1.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate serde-lexpr 0.1.1 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate serde-lexpr 0.1.1
[INFO] finished tweaking crates.io crate serde-lexpr 0.1.1
[INFO] tweaked toml for crates.io crate serde-lexpr 0.1.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lexpr v0.2.5
[INFO] [stderr]   Downloaded lexpr-macros v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 65e3281939531b795e4172b9915c0d2705d3ed72dfd197715ca4012751daa8cc
[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" "65e3281939531b795e4172b9915c0d2705d3ed72dfd197715ca4012751daa8cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "65e3281939531b795e4172b9915c0d2705d3ed72dfd197715ca4012751daa8cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65e3281939531b795e4172b9915c0d2705d3ed72dfd197715ca4012751daa8cc", kill_on_drop: false }`
[INFO] [stdout] 65e3281939531b795e4172b9915c0d2705d3ed72dfd197715ca4012751daa8cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0218d55e912f47cb24cdc0857282626e52d97a5f7761fe7d83a63ba593a4fd88
[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" "0218d55e912f47cb24cdc0857282626e52d97a5f7761fe7d83a63ba593a4fd88", kill_on_drop: false }`
[INFO] [stderr]    Compiling lexpr-macros v0.2.1
[INFO] [stderr]    Compiling lexpr v0.2.5
[INFO] [stderr]    Compiling serde-lexpr v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/error.rs:155:50
[INFO] [stdout]     |
[INFO] [stdout] 155 |     fn invalid_type(unexp: de::Unexpected, exp: &de::Expected) -> Self {
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^ help: use `dyn`: `dyn de::Expected`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.27s
[INFO] running `Command { std: "docker" "inspect" "0218d55e912f47cb24cdc0857282626e52d97a5f7761fe7d83a63ba593a4fd88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0218d55e912f47cb24cdc0857282626e52d97a5f7761fe7d83a63ba593a4fd88", kill_on_drop: false }`
[INFO] [stdout] 0218d55e912f47cb24cdc0857282626e52d97a5f7761fe7d83a63ba593a4fd88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 6aca0874c2097e569d7a3c5f03e6e92c14a09bbbf3a2427f03fd405c69074d43
[INFO] running `Command { std: "docker" "start" "-a" "6aca0874c2097e569d7a3c5f03e6e92c14a09bbbf3a2427f03fd405c69074d43", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_bytes v0.11.5
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/error.rs:155:50
[INFO] [stdout]     |
[INFO] [stdout] 155 |     fn invalid_type(unexp: de::Unexpected, exp: &de::Expected) -> Self {
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^ help: use `dyn`: `dyn de::Expected`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling serde-lexpr v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/error.rs:155:50
[INFO] [stdout]     |
[INFO] [stdout] 155 |     fn invalid_type(unexp: de::Unexpected, exp: &de::Expected) -> Self {
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^ help: use `dyn`: `dyn de::Expected`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.82s
[INFO] running `Command { std: "docker" "inspect" "6aca0874c2097e569d7a3c5f03e6e92c14a09bbbf3a2427f03fd405c69074d43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6aca0874c2097e569d7a3c5f03e6e92c14a09bbbf3a2427f03fd405c69074d43", kill_on_drop: false }`
[INFO] [stdout] 6aca0874c2097e569d7a3c5f03e6e92c14a09bbbf3a2427f03fd405c69074d43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 982b1583627adcbe517dbc8970a526e1637d4eb9bbde4eb3b49bae070238528a
[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" "982b1583627adcbe517dbc8970a526e1637d4eb9bbde4eb3b49bae070238528a", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/error.rs:155:50
[INFO] [stderr]     |
[INFO] [stderr] 155 |     fn invalid_type(unexp: de::Unexpected, exp: &de::Expected) -> Self {
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^ help: use `dyn`: `dyn de::Expected`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/error.rs:155:50
[INFO] [stderr]     |
[INFO] [stderr] 155 |     fn invalid_type(unexp: de::Unexpected, exp: &de::Expected) -> Self {
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^ help: use `dyn`: `dyn de::Expected`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/serde_lexpr-721f174fff381977
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/value_serde-f123b1a7b0c2811e
[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 16 tests
[INFO] [stdout] test test_bytes ... ok
[INFO] [stdout] test test_char ... ok
[INFO] [stdout] test test_complex_enum ... ok
[INFO] [stdout] test test_basic_enum ... ok
[INFO] [stderr]    Doc-tests serde-lexpr
[INFO] [stdout] test test_newtype_struct ... ok
[INFO] [stdout] test test_option ... ok
[INFO] [stdout] test test_tuples ... ok
[INFO] [stdout] test test_unit ... ok
[INFO] [stdout] test test_unit_struct ... ok
[INFO] [stdout] test test_vec ... ok
[INFO] [stdout] test test_int ... ok
[INFO] [stdout] test test_deser_vector ... ok
[INFO] [stdout] test test_deser_list_as_tuple ... ok
[INFO] [stdout] test test_basic_struct ... ok
[INFO] [stdout] test test_parse_error_eof ... ok
[INFO] [stdout] test test_tuple_enum ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test src/error.rs - error::io::Error::from (line 81) ... ok
[INFO] [stdout] test src/lib.rs - (line 77) ... ok
[INFO] [stdout] test src/de.rs - de::from_str_custom (line 28) ... ok
[INFO] [stdout] test src/ser.rs - ser::to_string_custom (line 27) ... ok
[INFO] [stdout] test src/lib.rs - (line 42) ... ok
[INFO] [stdout] test src/de.rs - de::from_slice_custom (line 60) ... ok
[INFO] [stdout] test src/ser.rs - ser::to_string (line 13) ... ok
[INFO] [stdout] test src/de.rs - de::from_reader (line 76) ... ok
[INFO] [stdout] test src/de.rs - de::from_str (line 13) ... ok
[INFO] [stdout] test src/de.rs - de::from_slice (line 44) ... ok
[INFO] [stdout] test src/lib.rs - (line 23) ... ok
[INFO] [stdout] test src/lib.rs - (line 102) ... ok
[INFO] [stdout] test src/lib.rs - (line 55) ... ok
[INFO] [stdout] test src/de.rs - de::from_reader_custom (line 93) ... ok
[INFO] [stdout] test src/ser.rs - ser::to_writer (line 73) ... ok
[INFO] [stdout] test src/ser.rs - ser::to_vec (line 42) ... ok
[INFO] [stdout] test src/value/ser.rs - value::ser::to_value (line 370) ... ok
[INFO] [stdout] test src/ser.rs - ser::to_vec_custom (line 57) ... ok
[INFO] [stdout] test src/value/de.rs - value::de::from_value (line 31) ... ok
[INFO] [stdout] test src/ser.rs - ser::to_writer_custom (line 90) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 6.93s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "982b1583627adcbe517dbc8970a526e1637d4eb9bbde4eb3b49bae070238528a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "982b1583627adcbe517dbc8970a526e1637d4eb9bbde4eb3b49bae070238528a", kill_on_drop: false }`
[INFO] [stdout] 982b1583627adcbe517dbc8970a526e1637d4eb9bbde4eb3b49bae070238528a