[INFO] cloning repository https://github.com/sampersand/sojourn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sampersand/sojourn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsampersand%2Fsojourn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsampersand%2Fsojourn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d35a3afa187920a5ab58cce383c23e485c38dcb3
[INFO] testing sampersand/sojourn against master#67da586efe13aa66eef576ba095e1875ba65fd20 for pr-112849
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsampersand%2Fsojourn" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sampersand/sojourn on toolchain 67da586efe13aa66eef576ba095e1875ba65fd20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+67da586efe13aa66eef576ba095e1875ba65fd20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sampersand/sojourn
[INFO] finished tweaking git repo https://github.com/sampersand/sojourn
[INFO] tweaked toml for git repo https://github.com/sampersand/sojourn written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/sampersand/sojourn already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+67da586efe13aa66eef576ba095e1875ba65fd20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded read-from v0.5.2
[INFO] [stderr]   Downloaded tracing-tree v0.1.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+67da586efe13aa66eef576ba095e1875ba65fd20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 585034a3e7bc96c52af628d7c19518de530f5d8ad150e2c4f8d8d8c16ee1892a
[INFO] running `Command { std: "docker" "start" "-a" "585034a3e7bc96c52af628d7c19518de530f5d8ad150e2c4f8d8d8c16ee1892a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "585034a3e7bc96c52af628d7c19518de530f5d8ad150e2c4f8d8d8c16ee1892a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "585034a3e7bc96c52af628d7c19518de530f5d8ad150e2c4f8d8d8c16ee1892a", kill_on_drop: false }`
[INFO] [stdout] 585034a3e7bc96c52af628d7c19518de530f5d8ad150e2c4f8d8d8c16ee1892a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+67da586efe13aa66eef576ba095e1875ba65fd20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 76c9055438a03304725215b4d2034199e97f6fefe58a4f77cb8b69cc63959ef9
[INFO] running `Command { std: "docker" "start" "-a" "76c9055438a03304725215b4d2034199e97f6fefe58a4f77cb8b69cc63959ef9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling tracing-core v0.1.17
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling pin-project-lite v0.1.11
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling read-from v0.5.2
[INFO] [stderr]    Compiling tracing-log v0.1.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling sharded-slab v0.1.0
[INFO] [stderr]    Compiling smallvec v1.5.0
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling matchers v0.0.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.11
[INFO] [stderr]    Compiling tracing v0.1.21
[INFO] [stderr]    Compiling sjef v0.2.0 (/opt/rustwide/workdir/sjef)
[INFO] [stderr]    Compiling sjc v0.1.0 (/opt/rustwide/workdir/sjc)
[INFO] [stdout] warning: field `buffer` is never read
[INFO] [stdout]  --> sjc/src/compiler.rs:3:2
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct Compiler {
[INFO] [stdout]   |            -------- field in this struct
[INFO] [stdout] 3 |     buffer: Vec<u8>
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Compiler` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't create a temp dir: No space left on device (os error 28) at path "/opt/rustwide/target/debug/deps/rmetab9zJ8W"
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `serde` (lib) due to previous error
[INFO] running `Command { std: "docker" "inspect" "76c9055438a03304725215b4d2034199e97f6fefe58a4f77cb8b69cc63959ef9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76c9055438a03304725215b4d2034199e97f6fefe58a4f77cb8b69cc63959ef9", kill_on_drop: false }`
[INFO] [stdout] 76c9055438a03304725215b4d2034199e97f6fefe58a4f77cb8b69cc63959ef9