[INFO] fetching crate lateral 0.1.1...
[INFO] testing lateral-0.1.1 against try#fc4ba03ef77ca5018fb78a097d3b924d30f15bfc+target=i686-unknown-linux-musl for musl_upgrade_1_2_take3
[INFO] extracting crate lateral 0.1.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate lateral 0.1.1 on toolchain fc4ba03ef77ca5018fb78a097d3b924d30f15bfc
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lateral 0.1.1
[INFO] finished tweaking crates.io crate lateral 0.1.1
[INFO] tweaked toml for crates.io crate lateral 0.1.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pretty_env_logger v0.2.5
[INFO] [stderr]   Downloaded env_logger v0.5.13
[INFO] [stderr]   Downloaded workpool v0.1.1
[INFO] [stderr]   Downloaded published_value v0.1.2
[INFO] [stderr]   Downloaded stoppable_listener v0.1.0
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1830b59573fee86d772031bac3bd3ec7e3711d4dee4bdb84faa3d3aeba79c830
[INFO] running `Command { std: "docker" "start" "-a" "1830b59573fee86d772031bac3bd3ec7e3711d4dee4bdb84faa3d3aeba79c830", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1830b59573fee86d772031bac3bd3ec7e3711d4dee4bdb84faa3d3aeba79c830", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1830b59573fee86d772031bac3bd3ec7e3711d4dee4bdb84faa3d3aeba79c830", kill_on_drop: false }`
[INFO] [stdout] 1830b59573fee86d772031bac3bd3ec7e3711d4dee4bdb84faa3d3aeba79c830
[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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "build" "--frozen" "--message-format=json" "--target" "i686-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] d765efdd8268b41f9ba9b6e99387fb2b34b7e46c617849a09967a4f46cbd269d
[INFO] running `Command { std: "docker" "start" "-a" "d765efdd8268b41f9ba9b6e99387fb2b34b7e46c617849a09967a4f46cbd269d", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling owning_ref v0.4.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling serde v1.0.149
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling lock_api v0.1.5
[INFO] [stderr]    Compiling syn v1.0.105
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling smallvec v0.6.14
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling unicode-width v0.1.10
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling unicode-segmentation v1.10.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling aho-corasick v0.7.20
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling net2 v0.2.38
[INFO] [stderr]    Compiling crossbeam-epoch v0.6.1
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling crossbeam-utils v0.5.0
[INFO] [stderr]    Compiling serde_json v1.0.89
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling iana-time-zone v0.1.53
[INFO] [stderr]    Compiling serde_derive v1.0.149
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling nix v0.11.1
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling parking_lot v0.6.4
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling ryu v1.0.11
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling crossbeam-channel v0.2.6
[INFO] [stderr]    Compiling published_value v0.1.2
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling itoa v1.0.4
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling take_mut v0.2.2
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling workpool v0.1.1
[INFO] [stderr]    Compiling stoppable_listener v0.1.0
[INFO] [stderr]    Compiling chrono v0.4.23
[INFO] [stderr]    Compiling regex v1.7.0
[INFO] [stderr]    Compiling env_logger v0.5.13
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling pretty_env_logger v0.2.5
[INFO] [stderr]    Compiling structopt v0.2.18
[INFO] [stderr]    Compiling lateral v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::os::unix::process::CommandExt::before_exec`: should be unsafe, use `pre_exec` instead
[INFO] [stdout]    --> src/cmds/start.rs:254:13
[INFO] [stdout]     |
[INFO] [stdout] 254 |         cmd.before_exec(move || {
[INFO] [stdout]     |             ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` 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 11.67s
[INFO] running `Command { std: "docker" "inspect" "d765efdd8268b41f9ba9b6e99387fb2b34b7e46c617849a09967a4f46cbd269d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d765efdd8268b41f9ba9b6e99387fb2b34b7e46c617849a09967a4f46cbd269d", kill_on_drop: false }`
[INFO] [stdout] d765efdd8268b41f9ba9b6e99387fb2b34b7e46c617849a09967a4f46cbd269d
[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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "test" "--frozen" "--no-run" "--message-format=json" "--target" "i686-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 9f1c2b33211ac3abc341740f7be8339e132263676d4cf1167249dc866f341043
[INFO] running `Command { std: "docker" "start" "-a" "9f1c2b33211ac3abc341740f7be8339e132263676d4cf1167249dc866f341043", kill_on_drop: false }`
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling fastrand v1.8.0
[INFO] [stdout] warning: use of deprecated associated function `std::os::unix::process::CommandExt::before_exec`: should be unsafe, use `pre_exec` instead
[INFO] [stdout]    --> src/cmds/start.rs:254:13
[INFO] [stdout]     |
[INFO] [stdout] 254 |         cmd.before_exec(move || {
[INFO] [stdout]     |             ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tempfile v3.3.0
[INFO] [stderr]    Compiling lateral v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::os::unix::process::CommandExt::before_exec`: should be unsafe, use `pre_exec` instead
[INFO] [stdout]    --> src/cmds/start.rs:254:13
[INFO] [stdout]     |
[INFO] [stdout] 254 |         cmd.before_exec(move || {
[INFO] [stdout]     |             ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` 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 1.02s
[INFO] running `Command { std: "docker" "inspect" "9f1c2b33211ac3abc341740f7be8339e132263676d4cf1167249dc866f341043", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f1c2b33211ac3abc341740f7be8339e132263676d4cf1167249dc866f341043", kill_on_drop: false }`
[INFO] [stdout] 9f1c2b33211ac3abc341740f7be8339e132263676d4cf1167249dc866f341043
[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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "test" "--frozen" "--target" "i686-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 2a9d88085dee7e69d7db0a2907d153f0d561c1229b743b1d3306bb9532cb631c
[INFO] running `Command { std: "docker" "start" "-a" "2a9d88085dee7e69d7db0a2907d153f0d561c1229b743b1d3306bb9532cb631c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: use of deprecated associated function `std::os::unix::process::CommandExt::before_exec`: should be unsafe, use `pre_exec` instead
[INFO] [stderr]    --> src/cmds/start.rs:254:13
[INFO] [stderr]     |
[INFO] [stderr] 254 |         cmd.before_exec(move || {
[INFO] [stderr]     |             ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `lateral` (lib) generated 1 warning
[INFO] [stderr] warning: `lateral` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/lateral-e330e3e0b35d55ec)
[INFO] [stdout] 
[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] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/lateral-32011b3786012207)
[INFO] [stdout] 
[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] [stderr]      Running tests/basic.rs (/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/basic-78a1b5e70c0dd2bb)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test basic ... ok
[INFO] [stdout] test exit_status ... ok
[INFO] [stdout] test max_paralleism::two ... ok
[INFO] [stdout] test max_paralleism::one ... ok
[INFO] [stdout] test pause_from_beginning ... ok
[INFO] [stdout] test max_paralleism::ten ... ok
[INFO] [stdout] test pause ... ok
[INFO] [stdout] test max_paralleism::twenty ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 25.12s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2a9d88085dee7e69d7db0a2907d153f0d561c1229b743b1d3306bb9532cb631c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a9d88085dee7e69d7db0a2907d153f0d561c1229b743b1d3306bb9532cb631c", kill_on_drop: false }`
[INFO] [stdout] 2a9d88085dee7e69d7db0a2907d153f0d561c1229b743b1d3306bb9532cb631c