[INFO] fetching crate expression-closed01 0.2.1...
[INFO] checking expression-closed01-0.2.1 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] extracting crate expression-closed01 0.2.1 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate expression-closed01 0.2.1 on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate expression-closed01 0.2.1
[INFO] finished tweaking crates.io crate expression-closed01 0.2.1
[INFO] tweaked toml for crates.io crate expression-closed01 0.2.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 15 packages to latest compatible versions
[INFO] [stderr]       Adding asexp v0.2.0 (latest: v0.3.2)
[INFO] [stderr]       Adding closed01 v0.3.0 (latest: v0.5.0)
[INFO] [stderr]       Adding rand v0.3.23 (latest: v0.8.5)
[INFO] [stderr]       Adding rand v0.4.6 (latest: v0.8.5)
[INFO] [stderr]       Adding rand_core v0.3.1 (latest: v0.6.4)
[INFO] [stderr]       Adding rand_core v0.4.2 (latest: v0.6.4)
[INFO] [stderr]       Adding rdrand v0.4.0 (latest: v0.8.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded expression v0.3.4
[INFO] [stderr]   Downloaded asexp v0.2.0
[INFO] [stderr]   Downloaded asexp v0.3.2
[INFO] [stderr]   Downloaded closed01 v0.3.0
[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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f7a887220dc4f00e621860a6f2a88497c3e4a21a2e67b947a5bffc7cecdbea28
[INFO] running `Command { std: "docker" "start" "-a" "f7a887220dc4f00e621860a6f2a88497c3e4a21a2e67b947a5bffc7cecdbea28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f7a887220dc4f00e621860a6f2a88497c3e4a21a2e67b947a5bffc7cecdbea28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7a887220dc4f00e621860a6f2a88497c3e4a21a2e67b947a5bffc7cecdbea28", kill_on_drop: false }`
[INFO] [stdout] f7a887220dc4f00e621860a6f2a88497c3e4a21a2e67b947a5bffc7cecdbea28
[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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 12f396099eb9ebaa7351999aa01069293ee1a8d3f465914185b01e017f17d1de
[INFO] running `Command { std: "docker" "start" "-a" "12f396099eb9ebaa7351999aa01069293ee1a8d3f465914185b01e017f17d1de", kill_on_drop: false }`
[INFO] [stderr]     Checking asexp v0.3.2
[INFO] [stderr]     Checking asexp v0.2.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stdout] error[E0635]: unknown feature `str_char`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/asexp-0.2.0/src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(str_char)]
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice_shift_char` found for reference `&str` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/asexp-0.2.0/src/atom.rs:109:13
[INFO] [stdout]     |
[INFO] [stdout] 109 |     match s.slice_shift_char() {
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^ method not found in `&str`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking expression v0.3.4
[INFO] [stdout] error[E0599]: no method named `slice_shift_char` found for reference `&'a str` in the current scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/asexp-0.2.0/src/token.rs:58:13
[INFO] [stdout]    |
[INFO] [stdout] 58 |     match s.slice_shift_char() {
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^ method not found in `&'a str`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice_shift_char` found for reference `&str` in the current scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/asexp-0.2.0/src/token.rs:82:36
[INFO] [stdout]    |
[INFO] [stdout] 82 |                         match rest.slice_shift_char() {
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^ method not found in `&str`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice_shift_char` found for reference `&str` in the current scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/asexp-0.2.0/src/token.rs:97:52
[INFO] [stdout]    |
[INFO] [stdout] 97 | ...                   match rest.slice_shift_char() {
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^ method not found in `&str`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `slice_shift_char` found for reference `&str` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/asexp-0.2.0/src/token.rs:137:30
[INFO] [stdout]     |
[INFO] [stdout] 137 |                     match s2.slice_shift_char() {
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^ method not found in `&str`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0599, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `asexp` (lib) due to 7 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "12f396099eb9ebaa7351999aa01069293ee1a8d3f465914185b01e017f17d1de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12f396099eb9ebaa7351999aa01069293ee1a8d3f465914185b01e017f17d1de", kill_on_drop: false }`
[INFO] [stdout] 12f396099eb9ebaa7351999aa01069293ee1a8d3f465914185b01e017f17d1de
