[INFO] cloning repository https://github.com/gtr/caesar
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gtr/caesar" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgtr%2Fcaesar", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgtr%2Fcaesar'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 414dc48165ba848ce7a43b2c93b2a1333a6f50a1
[INFO] testing gtr/caesar against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgtr%2Fcaesar" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gtr/caesar on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gtr/caesar
[INFO] finished tweaking git repo https://github.com/gtr/caesar
[INFO] tweaked toml for git repo https://github.com/gtr/caesar written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/gtr/caesar already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", 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] 8392b71e588caf2a8744046e71bec46dfbb4403c96ded00ceadcf07a2fd7d685
[INFO] running `Command { std: "docker" "start" "-a" "8392b71e588caf2a8744046e71bec46dfbb4403c96ded00ceadcf07a2fd7d685", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8392b71e588caf2a8744046e71bec46dfbb4403c96ded00ceadcf07a2fd7d685", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8392b71e588caf2a8744046e71bec46dfbb4403c96ded00ceadcf07a2fd7d685", kill_on_drop: false }`
[INFO] [stdout] 8392b71e588caf2a8744046e71bec46dfbb4403c96ded00ceadcf07a2fd7d685
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2de53c120412089e53951eda915c47482334bd4040a957245f65b5ed931c0653
[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" "2de53c120412089e53951eda915c47482334bd4040a957245f65b5ed931c0653", kill_on_drop: false }`
[INFO] [stderr]    Compiling caesar v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.58s
[INFO] running `Command { std: "docker" "inspect" "2de53c120412089e53951eda915c47482334bd4040a957245f65b5ed931c0653", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2de53c120412089e53951eda915c47482334bd4040a957245f65b5ed931c0653", kill_on_drop: false }`
[INFO] [stdout] 2de53c120412089e53951eda915c47482334bd4040a957245f65b5ed931c0653
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 55cca2c771b4c67cbc919927bee284de76a47b09c8cc723a8a040b0ac1366a1e
[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" "55cca2c771b4c67cbc919927bee284de76a47b09c8cc723a8a040b0ac1366a1e", kill_on_drop: false }`
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling nodrop v0.1.13
[INFO] [stderr]    Compiling serde v1.0.92
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling syn v0.15.35
[INFO] [stderr]    Compiling rand_core v0.4.0
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling same-file v1.0.4
[INFO] [stderr]    Compiling cast v0.2.2
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling crossbeam-utils v0.6.5
[INFO] [stderr]    Compiling walkdir v2.2.8
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling csv-core v0.1.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.1
[INFO] [stderr]    Compiling rand_xoshiro v0.1.0
[INFO] [stderr]    Compiling criterion-plot v0.3.1
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling crossbeam-deque v0.6.3
[INFO] [stderr]    Compiling rayon-core v1.5.0
[INFO] [stderr]    Compiling rayon v1.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.92
[INFO] [stderr]    Compiling serde_json v1.0.39
[INFO] [stderr]    Compiling csv v1.0.7
[INFO] [stderr]    Compiling tinytemplate v1.0.2
[INFO] [stderr]    Compiling criterion v0.2.11
[INFO] [stderr]    Compiling caesar v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1m 04s
[INFO] running `Command { std: "docker" "inspect" "55cca2c771b4c67cbc919927bee284de76a47b09c8cc723a8a040b0ac1366a1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55cca2c771b4c67cbc919927bee284de76a47b09c8cc723a8a040b0ac1366a1e", kill_on_drop: false }`
[INFO] [stdout] 55cca2c771b4c67cbc919927bee284de76a47b09c8cc723a8a040b0ac1366a1e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 27ec7adaff4cb290b8024752d9c61e1ed50e6b030150a99b91360600abc681da
[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" "27ec7adaff4cb290b8024752d9c61e1ed50e6b030150a99b91360600abc681da", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/libcaesar-06b6357f5962459c
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/caesar-3c933b0b32cac0da
[INFO] [stdout] test test::caesar_cipher_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests libcaesar
[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
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - caesar (line 4) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "27ec7adaff4cb290b8024752d9c61e1ed50e6b030150a99b91360600abc681da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27ec7adaff4cb290b8024752d9c61e1ed50e6b030150a99b91360600abc681da", kill_on_drop: false }`
[INFO] [stdout] 27ec7adaff4cb290b8024752d9c61e1ed50e6b030150a99b91360600abc681da