[INFO] fetching crate pretok 0.1.0...
[INFO] testing pretok-0.1.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate pretok 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate pretok 0.1.0
[INFO] finished tweaking crates.io crate pretok 0.1.0
[INFO] tweaked toml for crates.io crate pretok 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate pretok 0.1.0 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 19 packages to latest compatible versions
[INFO] [stderr]       Adding assert_cmd v1.0.8 (available: v2.0.17)
[INFO] [stderr]       Adding unicode-segmentation v0.1.2 (available: v0.1.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded strcursor v0.2.5
[INFO] [stderr]   Downloaded unicode-segmentation v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ca2add4566592614b8791024cdb152cbdfd38712edb2a2ac62e9706abb45e5d2
[INFO] running `Command { std: "docker" "start" "-a" "ca2add4566592614b8791024cdb152cbdfd38712edb2a2ac62e9706abb45e5d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca2add4566592614b8791024cdb152cbdfd38712edb2a2ac62e9706abb45e5d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca2add4566592614b8791024cdb152cbdfd38712edb2a2ac62e9706abb45e5d2", kill_on_drop: false }`
[INFO] [stdout] ca2add4566592614b8791024cdb152cbdfd38712edb2a2ac62e9706abb45e5d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] a0f4d828057f04e60a7ff6e2dba552837c8466e58cafa3f16dbc96fff86ef7f1
[INFO] running `Command { std: "docker" "start" "-a" "a0f4d828057f04e60a7ff6e2dba552837c8466e58cafa3f16dbc96fff86ef7f1", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling unicode-segmentation v0.1.2
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling strcursor v0.2.5
[INFO] [stderr]    Compiling pretok v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/lib.rs:208:10
[INFO] [stdout]     |
[INFO] [stdout] 208 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:169:20
[INFO] [stdout]     |
[INFO] [stdout] 169 |     pub fn new(s: &'a str) -> Pretokenizer {
[INFO] [stdout]     |                    ^^         ------------ the lifetime gets resolved as `'a`
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 169 |     pub fn new(s: &'a str) -> Pretokenizer<'a> {
[INFO] [stdout]     |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "a0f4d828057f04e60a7ff6e2dba552837c8466e58cafa3f16dbc96fff86ef7f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0f4d828057f04e60a7ff6e2dba552837c8466e58cafa3f16dbc96fff86ef7f1", kill_on_drop: false }`
[INFO] [stdout] a0f4d828057f04e60a7ff6e2dba552837c8466e58cafa3f16dbc96fff86ef7f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 3a44e40732cc27434371d796436467057e856cd6605340826e3bd512ee2b9130
[INFO] running `Command { std: "docker" "start" "-a" "3a44e40732cc27434371d796436467057e856cd6605340826e3bd512ee2b9130", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling predicates-core v1.0.9
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling difflib v0.4.0
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling termtree v0.5.1
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/lib.rs:208:10
[INFO] [stdout]     |
[INFO] [stdout] 208 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:169:20
[INFO] [stdout]     |
[INFO] [stdout] 169 |     pub fn new(s: &'a str) -> Pretokenizer {
[INFO] [stdout]     |                    ^^         ------------ the lifetime gets resolved as `'a`
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 169 |     pub fn new(s: &'a str) -> Pretokenizer<'a> {
[INFO] [stdout]     |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling predicates-tree v1.0.12
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling wait-timeout v0.2.1
[INFO] [stderr]    Compiling predicates v2.1.5
[INFO] [stderr]    Compiling assert_cmd v1.0.8
[INFO] [stderr]    Compiling pretok v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/lib.rs:208:10
[INFO] [stdout]     |
[INFO] [stdout] 208 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/lib.rs:169:20
[INFO] [stdout]     |
[INFO] [stdout] 169 |     pub fn new(s: &'a str) -> Pretokenizer {
[INFO] [stdout]     |                    ^^         ------------ the lifetime gets resolved as `'a`
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    this lifetime flows to the output
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 169 |     pub fn new(s: &'a str) -> Pretokenizer<'a> {
[INFO] [stdout]     |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.03s
[INFO] running `Command { std: "docker" "inspect" "3a44e40732cc27434371d796436467057e856cd6605340826e3bd512ee2b9130", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a44e40732cc27434371d796436467057e856cd6605340826e3bd512ee2b9130", kill_on_drop: false }`
[INFO] [stdout] 3a44e40732cc27434371d796436467057e856cd6605340826e3bd512ee2b9130
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 0417941428bf9f3bc5eab2a29ccef1032baa58cb35461b88d7bfb25708333810
[INFO] running `Command { std: "docker" "start" "-a" "0417941428bf9f3bc5eab2a29ccef1032baa58cb35461b88d7bfb25708333810", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stdout] 
[INFO] [stderr]    --> src/lib.rs:208:10
[INFO] [stdout] running 32 tests
[INFO] [stderr]     |
[INFO] [stderr] 208 |         };
[INFO] [stderr]     |          ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]    --> src/lib.rs:169:20
[INFO] [stderr]     |
[INFO] [stderr] 169 |     pub fn new(s: &'a str) -> Pretokenizer {
[INFO] [stderr]     |                    ^^         ------------ the lifetime gets resolved as `'a`
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    this lifetime flows to the output
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: one option is to consistently use `'a`
[INFO] [stderr]     |
[INFO] [stderr] 169 |     pub fn new(s: &'a str) -> Pretokenizer<'a> {
[INFO] [stderr]     |                                           ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `pretok` (lib) generated 2 warnings (run `cargo fix --lib -p pretok` to apply 1 suggestion)
[INFO] [stderr] warning: `pretok` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/pretok-4d080fd55f2ca880)
[INFO] [stdout] test tests::pretokenizer_test_0 ... ok
[INFO] [stdout] test tests::pretokenizer_test_13 ... ok
[INFO] [stdout] test tests::pretokenizer_test_17 ... ok
[INFO] [stdout] test tests::pretokenizer_test_15 ... ok
[INFO] [stdout] test tests::pretokenizer_test_14 ... ok
[INFO] [stdout] test tests::pretokenizer_test_16 ... ok
[INFO] [stdout] test tests::pretokenizer_test_19 ... ok
[INFO] [stdout] test tests::pretokenizer_test_18 ... ok
[INFO] [stdout] test tests::pretokenizer_test_11 ... ok
[INFO] [stdout] test tests::pretokenizer_test_20 ... ok
[INFO] [stdout] test tests::pretokenizer_test_2 ... ok
[INFO] [stdout] test tests::pretokenizer_test_1 ... ok
[INFO] [stdout] test tests::pretokenizer_test_21 ... ok
[INFO] [stdout] test tests::pretokenizer_test_12 ... ok
[INFO] [stdout] test tests::pretokenizer_test_10 ... ok
[INFO] [stdout] test tests::pretokenizer_test_23 ... ok
[INFO] [stdout] test tests::pretokenizer_test_24 ... ok
[INFO] [stdout] test tests::pretokenizer_test_25 ... ok
[INFO] [stdout] test tests::pretokenizer_test_26 ... ok
[INFO] [stdout] test tests::pretokenizer_test_27 ... ok
[INFO] [stdout] test tests::pretokenizer_test_28 ... ok
[INFO] [stdout] test tests::pretokenizer_test_3 ... ok
[INFO] [stdout] test tests::pretokenizer_test_30 ... ok
[INFO] [stdout] test tests::pretokenizer_test_29 ... ok
[INFO] [stdout] test tests::pretokenizer_test_31 ... ok
[INFO] [stdout] test tests::pretokenizer_test_4 ... ok
[INFO] [stdout] test tests::pretokenizer_test_7 ... ok
[INFO] [stdout] test tests::pretokenizer_test_22 ... ok
[INFO] [stdout] test tests::pretokenizer_test_8 ... ok
[INFO] [stdout] test tests::pretokenizer_test_5 ... ok
[INFO] [stdout] test tests::pretokenizer_test_9 ... ok
[INFO] [stdout] test tests::pretokenizer_test_6 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 32 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0417941428bf9f3bc5eab2a29ccef1032baa58cb35461b88d7bfb25708333810", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0417941428bf9f3bc5eab2a29ccef1032baa58cb35461b88d7bfb25708333810", kill_on_drop: false }`
[INFO] [stdout] 0417941428bf9f3bc5eab2a29ccef1032baa58cb35461b88d7bfb25708333810